Water Regeneration and Mediterranean Agriculture: Sustainable Strategies to Address Scarcity, Desertification and Climate Change

Introduction

Over the past few decades, water has become one of the most strategically sensitive resources for the future of European agriculture, particularly in Mediterranean territories. The climatic transformations observed in recent years are profoundly altering the environmental balances that, for centuries, supported agricultural production in the regions of Southern Europe. Prolonged droughts, steadily rising average temperatures, reduced seasonal rainfall and extreme weather events are progressively increasing pressure on agricultural systems, making the management of water resources an urgent priority that can no longer be postponed.

Today, the Mediterranean is one of the most vulnerable climate hotspots at the global level. According to numerous studies conducted by the Intergovernmental Panel on Climate Change (IPCC) and the European Environment Agency (EEA), the Mediterranean area is experiencing a temperature increase above the global average, accompanied by a significant reduction in water availability. This phenomenon does not concern natural ecosystems alone: it directly affects rural economies, food security and the social stability of agricultural territories.

Within this context, Sicily provides a particularly significant example. The region, historically characterized by a climate favourable to Mediterranean agriculture, has in recent years been facing increasingly complex conditions: long periods without rainfall, insufficient reservoirs, lowering groundwater levels and growing soil salinization in coastal areas. These critical issues are affecting the productivity of fundamental crops such as citrus fruits, olives, almonds and vines, but also the new emerging tropical crops which, paradoxically, are expanding precisely because of changed climatic conditions.

Water, however, is not only a productive resource. It is a central element in the overall balance of Mediterranean territorial systems. The management of water resources influences biodiversity, soil conservation, the quality of rural ecosystems and the resilience of farming communities. For this reason, addressing the water question means adopting an integrated vision, capable of connecting agronomy, technological innovation, territorial planning and political governance.

In recent years, the European Union has begun to recognize ever more clearly the need to build climate-adaptation strategies oriented toward water resilience. The European Green Deal, the new Common Agricultural Policy (CAP 2023-2027), the Farm to Fork Strategy and the European Regulation on the reuse of wastewater are among the main instruments through which Europe is attempting to promote more sustainable agricultural models that are less dependent on the intensive exploitation of natural resources.

However, policies alone are not sufficient unless they are accompanied by concrete transformations in production systems and cultural practices. The transition toward resilient agriculture requires infrastructure investment, technological innovation and the training of agricultural operators, but also a change in the very perception of water. In many Mediterranean areas, water availability was long considered a relatively stable resource. Today, this view is no longer sustainable. The growing frequency of water crises demonstrates that water must be managed according to principles of conservation, efficiency and regeneration.

In this scenario, agricultural innovation plays a fundamental role. Precision irrigation technologies, IoT sensors, satellite systems, artificial-intelligence-based predictive models and digital monitoring tools are progressively transforming the way farms manage their water resources. The aim is not only to reduce consumption, but to improve the overall efficiency of agricultural systems by limiting waste and losses.

Alongside technological innovations, agroecological approaches are also emerging that recover historical practices and adapt them to contemporary needs. Traditional techniques for rainwater harvesting, soil organic matter management, natural mulching and agroforestry systems are returning to the centre of scientific and agronomic debate. In many cases, these practices show how the historical knowledge of Mediterranean rural communities can still provide useful tools for addressing today’s environmental challenges.

The water question also involves important economic and geopolitical dimensions. Increasing water scarcity may intensify inequalities between territories, favouring better-infrastructured areas and penalizing more fragile rural contexts. Some European regions could in the future face increasingly intense conflicts over the use of water resources, especially during periods of severe drought. In this sense, water governance represents one of the main strategic challenges of the twenty-first century.

Mediterranean agriculture therefore stands before a historic transformation. On the one hand, climate change is imposing new environmental conditions that require rapid and structural adaptation; on the other, scientific and technological innovation offers tools that may be able to increase the resilience of production systems. The future of the agricultural sector will depend on the capacity to integrate environmental sustainability, food security and the rational management of natural resources.

This pamphlet aims to analyse the relationship between water crisis, climate change and Mediterranean agriculture, focusing on the main adaptation strategies developed at European level. It will examine desertification processes, irrigation innovations, water reuse, agroecological practices and EU policies oriented toward water resilience. Particular attention will be devoted to Sicily and the Mediterranean regions, which are now considered climate laboratories where many of the transformations that will affect the future of European agriculture are appearing with particular intensity.

Chapter 1 - The Water Crisis in the European Mediterranean

The water crisis is now one of the main environmental and productive challenges for the European Mediterranean. Although water scarcity has historically characterized many Mediterranean areas, in recent decades the phenomenon has taken on an increasingly structural dimension, showing a close connection with global climate change. Ongoing climatic transformations are profoundly altering natural hydrological cycles, reducing the availability of water resources and increasing the vulnerability of agricultural systems.

European Mediterranean regions depend heavily on a delicate climatic balance, based on relatively regular seasonal rainfall and long dry summers that were traditionally predictable. Today this balance appears increasingly unstable. According to data from the European Environment Agency (EEA) and the Copernicus Climate Change Service, Southern Europe is experiencing a progressive decrease in annual rainfall, accompanied by a significant increase in average temperatures. This combination produces particularly critical effects on the agricultural sector, as it reduces the water available in soils and increases evaporation.

One of the most problematic aspects is the increase in evapotranspiration. With higher temperatures, crops require larger amounts of water to maintain normal physiological processes, while the soil loses moisture more rapidly. This phenomenon makes many of the water resources that, until a few decades ago, were adequate to support traditional agricultural production no longer sufficient. In many Mediterranean areas, irrigation demand is therefore continuing to rise precisely when water availability is decreasing.

Sicily is one of the European territories most exposed to these dynamics. In recent years, the region has faced extremely intense drought periods, with critical levels in artificial reservoirs and a significant reduction in underground water reserves. High summer temperatures, often above historical averages, are accelerating the aridification of the territory. In some inland areas of the island, rainfall is now insufficient to ensure the natural recharge of aquifers.

At the same time, many Sicilian coastal areas are experiencing a particularly dangerous phenomenon: the salinization of soils and aquifers. Excessive exploitation of underground water resources encourages the intrusion of seawater into coastal aquifers, progressively compromising the quality of water used in agriculture. This process can drastically reduce the productivity of agricultural land and, in the most serious cases, make certain areas unsuitable for specific crops.

Similar problems can also be observed in other European Mediterranean regions. In Andalusia, in southern Spain, increasing water scarcity is putting strategic productions such as olives, citrus fruits and intensive horticulture under pressure. In Greece, many islands and rural areas must face long periods of drought that severely limit agricultural activities. In southern Italy, regions such as Calabria, Apulia and Basilicata are recording a progressive reduction in water availability, aggravated by often obsolete infrastructure and high losses in distribution networks.

The Mediterranean water crisis does not depend exclusively on the reduction of rainfall. The temporal distribution of rain is also changing significantly. Rainfall is increasingly concentrated in short but extremely intense events, often unable to support real absorption of water by soils. So-called cloudbursts produce strong surface runoff, increasing erosion and fertility loss without ensuring effective water accumulation.

This alteration of rainfall regimes contributes directly to desertification processes. Desertification does not necessarily mean the transformation of territories into deserts in the traditional sense of the term, but rather indicates the progressive degradation of soil and of its productive capacity. According to estimates by the UNCCD (United Nations Convention to Combat Desertification), large areas of the European Mediterranean already show high levels of vulnerability to desertification, especially in regions characterized by intensive agriculture and strong pressure on natural resources.

Soil degradation is a central element of the water crisis. Soils poor in organic matter retain less water, becoming more vulnerable to both drought and erosion. Intensive agriculture, excessive soil tillage and reduced vegetation cover have contributed, in many Mediterranean areas, to a progressive decline in the ability of soils to function as natural water reserves.

Climate change is also modifying the agricultural geography of the Mediterranean. Some traditional crops are becoming increasingly difficult to maintain in certain areas, while new tropical or subtropical productions are beginning to spread. In Sicily, for example, the cultivation of avocado, mango and papaya has grown in recent years because of higher temperatures. However, these crops also require important water resources, creating new challenges for sustainable water management.

The water crisis inevitably produces economic and social consequences. Reduced agricultural yields, rising irrigation costs and greater production instability are placing numerous Mediterranean farms under pressure, especially small farms. In some rural areas, water scarcity may also accelerate agricultural abandonment and depopulation.

At European level, awareness is therefore growing regarding the need to adopt integrated climate-adaptation strategies. European institutions are promoting investments oriented toward water resilience, infrastructure improvement and agricultural innovation. However, territorial differences remain very marked, and many Mediterranean regions continue to show structural difficulties in the management of water resources.

The water crisis in the Mediterranean can no longer be considered a temporary emergency. Rather, it represents a structural transformation destined to have a profound influence on the future of European agriculture. Understanding the causes and dynamics of this phenomenon is therefore the first step toward building agricultural models that are more resilient, sustainable and capable of adapting to the new climatic conditions of the twenty-first century.

Chapter 2 - Irrigation Innovation and Precision Agriculture

In the face of the worsening water crisis in the European Mediterranean, the agricultural sector is undergoing an increasingly rapid technological transformation. Irrigation innovation and precision agriculture are now among the most relevant tools for improving efficiency in the use of water resources, reducing waste and increasing the resilience of agricultural production. In a context characterized by increasingly limited water availability, the ability to optimize every single irrigation intervention is becoming a strategic factor for the very survival of many Mediterranean farms.

Traditionally, irrigation in many areas of Southern Europe has been managed through inefficient practices, often based on fixed schedules or empirical assessments of crop needs. Although these approaches supported Mediterranean agriculture for decades, today they show clear limits in an increasingly unstable climatic context. Growing water scarcity requires far more precise systems, capable of supplying crops only with the amount of water they actually need, avoiding unnecessary losses.

Among the most widespread innovations is drip irrigation, considered one of the most water-efficient techniques. Unlike traditional flood or sprinkler systems, drip irrigation allows water to be distributed directly to the plant’s root zone, greatly reducing losses due to evaporation and surface runoff. This system makes it possible not only to save water, but also to improve nutrient uptake and limit weed growth in non-irrigated areas.

In Sicily and in numerous Mediterranean regions, drip irrigation has become particularly important for high-value crops such as citrus fruits, olives, vines, almonds and emerging tropical crops. However, despite its advantages, the spread of these technologies is still not uniform. Many small farms face difficulties linked to the initial costs of installing and maintaining the systems, as well as to the need to acquire specific technical skills.

In recent years, alongside more efficient irrigation systems, the field of precision agriculture has developed rapidly. This approach is based on the use of digital technologies to monitor, in real time, the conditions of crops, soil and the surrounding environment. The objective is to make more accurate and customized agricultural decisions, optimizing the use of available resources.

One of the most widely used tools is represented by IoT (Internet of Things) sensors, devices capable of collecting continuous data on soil moisture, temperature, salinity and other parameters that are fundamental for irrigation management. The collected data are transmitted to digital platforms that allow farmers to control crop water needs with extreme precision.

This technological evolution is profoundly changing the relationship between farmer and territory. Whereas in the past many decisions were made mainly on the basis of direct experience, today digital technologies make it possible to integrate human experience with scientific analysis and increasingly sophisticated predictive models. Agriculture thus becomes a system capable of reacting dynamically to climatic and environmental changes.

Satellite imagery and remote sensing are also playing a growing role. Through European satellites such as those of the Copernicus programme, it is possible to monitor the vegetative state of crops, identify areas subject to water stress and assess irrigation efficiency on a large scale. These tools make it possible to intervene promptly in critical situations, reducing consumption and production losses.

Drones are also becoming increasingly important in agricultural monitoring. Equipped with multispectral cameras and thermal sensors, they allow rapid identification of crop anomalies, water deficiencies or phytosanitary problems. In Mediterranean territories characterized by high agricultural fragmentation, drones represent a particularly useful tool for increasing the precision of agronomic operations.

At the same time, DSSs (Decision Support Systems) are being developed: digital platforms that integrate climatic, agronomic and hydrological data to support farmers’ decisions. Through mathematical models and predictive algorithms, these systems suggest when to irrigate, how much water to use and how to optimize the overall management of crops. In some cases, these tools also incorporate artificial intelligence technologies capable of learning progressively from data collected in the field.

Fertigation represents another important area of innovation. This technique allows fertilizers to be applied directly through irrigation water, increasing nutritional efficiency and reducing dispersion into the environment. In Mediterranean agricultural systems, fertigation can improve productivity while also limiting the environmental impact of intensive agricultural practices.

Despite the potential of new technologies, numerous critical issues remain. One of the main ones concerns the strong territorial disparities in access to innovation. Larger and better-capitalized farms tend to adopt advanced tools more easily, while many small rural enterprises encounter economic and infrastructural obstacles. This risk of a “technological divide” could further increase productive differences between agricultural territories.

Training is also a central issue. The introduction of advanced technologies requires digital and agronomic skills that are not always widespread among agricultural operators. For this reason, agricultural advisory services and vocational training programmes are becoming increasingly important in the transition toward innovative agricultural models.

There are also problems linked to energy costs and to the maintenance of technological infrastructure. Automated irrigation systems, sensors and digital platforms require continuous investment, reliable connections and specialized technical assistance. In some Mediterranean rural areas, infrastructural deficiencies can strongly limit the effectiveness of these tools.

Despite these difficulties, irrigation innovation represents one of the main viable paths for addressing the Mediterranean water crisis. The growing integration of agronomy, digital technology and sustainable management of natural resources is opening new prospects for the future of European agriculture.

In the context of climate change, efficiency in water use is no longer merely a competitive advantage, but a structural necessity. Farms able to integrate technological innovation, environmental sustainability and climate adaptation will have greater possibilities of facing the challenges that will characterize the Mediterranean in the coming decades.

Chapter 3 - Recovery, Reuse and Circular Water Management

In the context of the growing water crisis affecting the European Mediterranean, the issue of water recovery and reuse is becoming increasingly strategic. For many decades, the management of water resources was based mainly on a linear model: extraction, use and disposal. Today, however, this approach appears increasingly unsustainable, especially in regions characterized by high climate vulnerability and strong agricultural pressure. The progressive reduction in water availability is pushing governments, scientific institutions and agricultural operators toward more circular management models, oriented toward the recovery, conservation and regeneration of water resources.

In this scenario, the reuse of treated wastewater represents one of the most discussed solutions at European level. Properly treated urban wastewater can in fact be reused in agriculture, reducing pressure on natural water resources and ensuring more stable availability during drought periods. In many Mediterranean areas, this practice is becoming an increasingly important component of climate-adaptation strategies.

The European Union has officially recognized the potential of water reuse through Regulation (EU) 2020/741, which establishes minimum requirements for the safe use of treated wastewater in agriculture. The aim of the regulation is to promote a more sustainable approach to water management, while guaranteeing high health and environmental safety standards. This regulation represents a significant step in the transition toward a circular economy of water resources.

Despite the potential of reuse, the spread of these practices remains limited in many European regions. The main critical issues concern infrastructure costs, the need for advanced treatment plants and cultural resistance linked to perceptions of wastewater. In some agricultural contexts, distrust persists regarding the quality of regenerated water, even though technological progress has made treatment systems increasingly safe and efficient.

Sicily represents an emblematic case of the difficulties and opportunities connected with water reuse. On the one hand, growing water scarcity makes it necessary to identify alternative sources to support agriculture; on the other, treatment and distribution infrastructure is often insufficient or obsolete. In many areas of the island, a significant share of treated wastewater continues not to be recovered, highlighting a potential that is still largely unused.

Alongside wastewater reuse, rainwater harvesting systems are also gaining increasing importance. This practice, in some respects very ancient in Mediterranean civilizations, consists of collecting and storing rainwater through cisterns, basins or storage systems integrated into the agricultural landscape. Today these techniques are being reinterpreted through modern technologies that allow more efficient and controlled management of the collected resources.

In Mediterranean regions, where rainfall tends to be concentrated in short but intense periods, the ability to store water during rainfall events is becoming increasingly relevant. Collection systems can help reduce dependence on aquifers and ensure useful reserves during the long summer months characterized by severe drought.

Artificial basins and storage infrastructure are also returning to the centre of European debate on water resilience. In many agricultural territories, the lack of adequate storage capacity severely limits the possibility of facing periods of water scarcity. However, the construction of new reservoirs requires extremely careful planning, as it may generate significant environmental impacts on natural ecosystems and rural landscapes.

For this reason, growing interest has developed in recent years in so-called green infrastructure. Unlike traditional hydraulic works, green infrastructure uses natural processes to improve water management. Artificial wetlands, vegetated strips, agroforestry systems and river-renaturation interventions can help slow surface runoff, increase infiltration and improve the natural recharge of aquifers.

Artificial aquifer recharge is another emerging strategy that is particularly interesting for Mediterranean regions. This technique consists of introducing water into underground systems through infiltration basins or other dedicated structures, with the aim of compensating for the excessive exploitation of aquifers. In coastal areas subject to salinization, this practice can help limit seawater intrusion and preserve the quality of underground water resources.

Circular water management, however, implies not only technological and infrastructural innovations, but also a cultural change in the way societies perceive this resource. For a long time, water was considered relatively abundant and easily accessible. Today, the need to adopt a vision oriented toward conservation and regeneration is increasingly evident, recognizing the strategic value of water resources for the future of Mediterranean territories.

The agricultural sector is also progressively understanding the importance of integrating water-saving and recovery practices into its production strategies. Many farms are experimenting with internal water-recycling systems, consumption monitoring and agronomic techniques capable of increasing the capacity of soils to retain moisture. In this sense, circular water management is closely connected to the principles of agroecology and environmental sustainability.

European institutions are trying to support this transition through funding, research programmes and incentives oriented toward water innovation. However, strong territorial differences remain in the capacity to implement such strategies. More fragile rural areas may in fact encounter greater difficulties in accessing the infrastructure and investments required.

In the European Mediterranean, the water question is increasingly taking on a systemic dimension. It is no longer only a matter of ensuring sufficient resources for irrigation, but of building territorial models capable of functioning in balance with new climatic conditions. Recovering, reusing and regenerating water therefore means profoundly rethinking the relationship between agriculture, environment and economic development.

The capacity to develop efficient circular systems could represent one of the decisive elements for the future resilience of Mediterranean agriculture. In a climatic context destined to become increasingly unstable, sustainable water management will not merely be an environmental choice, but an essential condition for food security and the stability of European rural territories.

Chapter 4 - Resilient Crops and Agroecological Adaptation

Mediterranean agriculture is entering a historical phase characterized by profound climatic, environmental and economic changes. Rising temperatures, reduced water availability and the increasing frequency of extreme events are modifying the conditions that, for centuries, sustained agricultural balances in the European Mediterranean. In this context, agricultural resilience assumes a central role. The ability of crops and production systems to adapt to new climatic conditions is in fact one of the main challenges for the future of the agricultural sector.

In recent years, agronomic and environmental research has progressively shifted attention toward adaptation models based not only on technological innovation, but also on strengthening the ecological resilience of agroecosystems. This approach, often defined as agroecological, aims to integrate agricultural productivity, conservation of natural resources and climate-adaptation capacity.

One of the clearest aspects of climate change in the Mediterranean concerns the growing difficulty of maintaining high production levels through traditional agricultural practices with high water consumption. For this reason, many farms are beginning to select crops that are more resistant to drought and high temperatures. Some species historically widespread in the Mediterranean area are in fact showing a remarkable capacity to adapt to the new environmental conditions.

The olive tree represents one of the most significant examples. This crop, deeply linked to Mediterranean history and culture, has physiological characteristics that allow it to tolerate long periods of drought. However, olive growing is also under increasing pressure due to rising temperatures and the spread of new plant diseases favoured by climate change. For this reason, research is moving toward more resilient varieties and rootstocks, capable of maintaining productivity and quality even under conditions of severe water stress.

The almond tree is also gaining increasing importance in Mediterranean agricultural systems. Compared with other tree crops, it generally has lower water requirements and good adaptability to arid climates. In Sicily and Southern Italy, the recovery of traditional almond groves and the introduction of new varieties are helping to strengthen the agricultural diversification of rural territories.

At the same time, species that were historically marginalized but particularly suited to Mediterranean environments are being revalued. The carob tree, for example, is returning to the centre of agronomic interest thanks to its high resistance to drought and its ability to grow even in poor and degraded soils. This plant, long considered secondary compared with more profitable crops, is now being reassessed not only for its economic value, but also for its contribution to the ecological resilience of rural landscapes.

Alongside traditional crops, climate change is also favouring the spread of tropical and subtropical productions in the European Mediterranean. In Sicily, the cultivation of avocado, mango, papaya and other tropical species has grown significantly in recent years. Higher temperatures and relatively mild winters have created favourable conditions for these productions.

However, the introduction of tropical crops raises important questions related to water sustainability. Some of these species require considerable amounts of water, risking further pressure on local water resources. For this reason, the spread of new crops must be accompanied by sustainable water-management strategies and careful territorial assessments.

In this context, agroecology proposes an approach oriented not only toward the choice of crops, but also toward the overall transformation of agricultural systems. One of its fundamental principles is to strengthen the natural capacity of agricultural ecosystems to retain water, nutrients and biodiversity. This implies a reduced dependence on external inputs and a greater valorization of natural ecological processes.

The conservation of soil organic matter is one of the central elements of this approach. Soils rich in organic matter have a greater capacity to retain moisture, reducing crop vulnerability during drought periods. Techniques such as green manure, the use of compost and the reduction of intensive tillage contribute to the progressive improvement of the biological and structural quality of agricultural soils.

Natural mulching is also playing an increasingly important role in climate-adaptation strategies. Covering the soil with plant residues or organic materials helps limit evaporation, maintain more stable soil temperatures and reduce weed growth. In many Mediterranean farms, this technique is used as a simple but effective tool for increasing water efficiency.

Agroforestry represents another particularly interesting model for Mediterranean territories. The integration of trees, agricultural crops and, in some cases, livestock makes it possible to create more resilient and diversified systems. Trees help improve the microclimate, reduce erosion, increase biodiversity and support greater conservation of soil moisture.

In many European rural areas, the value of traditional agricultural practices historically developed to adapt to water scarcity is also being rediscovered. Terraces, rainwater harvesting systems and polyculture farming are examples of local knowledge that can still provide useful tools for addressing current climate challenges.

Agricultural resilience, however, does not depend only on agronomic techniques. It also requires greater economic and productive diversification. Agricultural systems based on intensive monocultures are generally more vulnerable to climatic shocks and water crises. By contrast, farms characterized by greater diversification tend to show better long-term adaptive capacity.

European policies are progressively recognizing the importance of supporting agroecological models and resilient practices. Through the CAP, the Green Deal and rural development programmes, the European Union is encouraging interventions oriented toward soil conservation, reduced water consumption and the protection of agricultural biodiversity. However, the effectiveness of these policies depends strongly on the ability to adapt them to the local specificities of Mediterranean territories.

In the European Mediterranean, climate change is imposing a profound revision of traditional agricultural models. The goal is no longer exclusively to increase productivity, but to build agricultural systems capable of withstanding future environmental pressures. Resilience therefore becomes a fundamental condition for ensuring production continuity, food security and economic stability in rural territories.

Agroecological adaptation represents, in this sense, not only a technical response to the climate crisis, but a cultural transformation in the relationship between agriculture and the environment. Mediterranean farms will increasingly be called upon to integrate innovation, sustainability and territorial knowledge in order to face a future characterized by more limited natural resources and increasingly unstable climatic conditions.

Chapter 5 - Water Governance and the Future of European Agriculture

The water crisis affecting the European Mediterranean is not only an environmental or agricultural issue, but a structural challenge involving the economy, politics, territorial planning and food security. In recent years it has become increasingly evident that technological or agronomic innovations alone, although fundamental, are not sufficient to address the complexity of ongoing climate change. Sustainable management of water resources requires governance capable of coordinating public policies, infrastructure investment, agricultural strategies and the participation of local actors.

The concept of water governance refers precisely to the set of processes through which institutions, communities, farms and territorial organizations manage water as a strategic collective good. In the European Mediterranean, this dimension is particularly important because of the growing pressure on natural resources and the profound territorial differences among the various agricultural regions.

In recent decades, the European Union has progressively strengthened its role in defining environmental and agricultural policies related to water. The Water Framework Directive, introduced in 2000, represented one of the main attempts to build an integrated management of water resources at European level. The objective of the directive is to ensure the good ecological status of surface and groundwater, promoting the sustainable use of water resources.

Subsequently, climate change made it necessary to broaden the European approach to the water question further. The European Green Deal and the Farm to Fork Strategy have placed environmental sustainability and climate resilience among the central priorities of EU policies. In this context, efficient management of water resources has become one of the key elements of the European ecological transition.

The new Common Agricultural Policy (CAP 2023-2027) also attributes growing importance to water sustainability. Eco-schemes, agri-environmental measures and incentives aimed at irrigation innovation are instruments through which the European Union seeks to promote agricultural models that are more resilient and less dependent on the intensive exploitation of natural resources. However, the effectiveness of these instruments depends strongly on the capacity of Member States and regional administrations to implement policies coherently and in accordance with territorial specificities.

In the European Mediterranean, differences between territories are particularly marked. Some regions have modern infrastructure, efficient irrigation systems and advanced monitoring networks; others, by contrast, present serious infrastructural deficiencies, high water losses and limited investment capacity. In many rural areas of Southern Europe, water distribution networks still suffer from structural problems that cause significant losses along the route between reservoirs, aqueducts and farms.

Sicily again represents an emblematic case. Despite the strategic role of agriculture in the regional economy, the management of water resources continues to face historical critical issues linked to infrastructure maintenance, administrative fragmentation and a scarcity of investment. Increasingly frequent drought events are making evident the need for a more coordinated approach oriented toward long-term planning.

One of the most complex aspects of water governance concerns precisely coordination among different institutional levels. European policies provide general guidelines and financial instruments, but concrete implementation often depends on national governments, regions, irrigation consortia and local administrations. This fragmentation can slow the effectiveness of interventions, especially in contexts characterized by strong climate vulnerability.

Alongside public institutions, farmers also play a central role in sustainable water management. Farms are in fact the main users of water resources in Mediterranean regions. For this reason, the transition toward more resilient models requires the direct involvement of agricultural operators, through economic incentives, training programmes and technical advisory services.

The spread of innovation depends strongly on the ability to build collaborative territorial networks. In many European areas, positive experiences are emerging based on cooperation between universities, research centres, agricultural consortia and private enterprises. These models encourage the sharing of knowledge, the adoption of new technologies and the experimentation of sustainable practices adapted to different local contexts.

The financial sector is also assuming an increasingly important role. The transition toward resilient agricultural systems requires significant investment in infrastructure, digitalization and environmental innovation. European funds, rural development programmes and public investments will therefore have to support the modernization of the Mediterranean agricultural sector in the coming years.

However, the future of water governance does not concern technical or economic efficiency alone. Water management inevitably involves ethical and social questions linked to access to natural resources. In a context of growing scarcity, increasingly strong tensions may emerge between agricultural, civil, industrial and tourist uses of water, especially in Mediterranean regions most exposed to the effects of climate change.

For this reason, many scholars stress the need to develop participatory governance models capable of involving local communities, environmental organizations, scientific institutions and economic operators in decision-making processes. Sustainable water management requires not only effective regulation, but also social consensus and collective responsibility.

Over the coming decades, the European Mediterranean could become one of the continent’s main climate laboratories. The environmental transformations already affecting Sicily, southern Spain, Greece and other Mediterranean regions anticipate dynamics that could progressively extend to other European areas. For this reason, the strategies developed today in these territories will probably have increasingly relevant value at international level as well.

European agriculture therefore stands before a profound transformation. Climate change imposes a revision of the production models built during the twentieth century, based on broad availability of natural resources and strong production intensification. In the future, sustainability and resilience will become central elements of agricultural competitiveness.

Water management will represent one of the main factors capable of determining the economic and food stability of the European Mediterranean. The capacity to integrate technological innovation, territorial planning, effective governance and environmental sustainability will directly influence the future of rural communities and European agricultural systems.

In this scenario, the issue of water resilience concerns not only the survival of Mediterranean agriculture, but the very relationship between society, environment and economic development in the twenty-first century. The future of water will, to a large extent, also be the future of food security, territorial stability and European sustainability.

Conclusions

The growing water crisis affecting the European Mediterranean represents one of the most significant environmental transformations of our time. Over the past few decades, climate change has progressively modified the natural balances that historically supported Mediterranean agriculture, making the vulnerability of production systems to water scarcity increasingly evident. Prolonged droughts, rising temperatures, reduced rainfall and soil degradation are now directly affecting the economic and environmental stability of numerous agricultural territories.

In this context, water assumes a strategic dimension that goes far beyond its simple productive function. It represents an essential element for food security, the conservation of rural ecosystems and the resilience of Mediterranean communities. Sustainable management of water resources is therefore not only a technical or infrastructural issue, but one of the main structural challenges that Europe will have to face in the coming decades.

The European Mediterranean is progressively emerging as one of the territories most exposed to the effects of climate change. Regions such as Sicily, Andalusia, Greece and Southern Italy are already experiencing environmental conditions that could become increasingly frequent in other areas of the continent as well. In this sense, the Mediterranean today represents a true climate laboratory, where the future criticalities of natural-resource management are emerging with particular intensity.

Throughout this pamphlet, it has become clear that the water crisis is the result of multiple interconnected factors. Reduced water availability, increased evapotranspiration, desertification and aquifer salinization are processes that reinforce one another, increasing pressure on Mediterranean agricultural systems. At the same time, growing water demand from agriculture, tourism and urban areas makes the balance between availability and use of resources even more complex.

Faced with these transformations, technological innovation is assuming an increasingly important role. Precision irrigation, digital sensors, satellite monitoring and artificial-intelligence-based predictive systems are offering new possibilities for improving water efficiency and reducing waste. However, technology alone cannot represent a sufficient solution if it is not accompanied by a broader cultural and territorial transformation.

Mediterranean agriculture will in fact be called upon to rethink its production models profoundly. Future resilience will depend on the capacity to integrate innovation, environmental sustainability and climate adaptation. In this process, agroecological practices oriented toward soil conservation, biodiversity protection and the valorization of traditional knowledge historically developed in Mediterranean territories are of particular importance.

The recovery of historical agricultural practices should not be interpreted as a nostalgic return to the past, but as a possible integration between traditional experience and contemporary innovation. Rainwater harvesting techniques, agroforestry systems, polycultures and sustainable soil management can still provide extremely useful tools for facing the new climatic conditions.

At the same time, circular management of water resources is emerging as one of the key elements of the European ecological transition. The reuse of treated wastewater, artificial aquifer recharge and green infrastructure are strategies capable of reducing pressure on natural resources and increasing territorial resilience. In a context characterized by growing water scarcity, the capacity to recover and regenerate water resources will become increasingly central.

European policies are also progressively recognizing the need to strengthen the water resilience of agriculture. The Green Deal, the CAP 2023-2027 and EU water strategies indicate growing attention to environmental sustainability, irrigation efficiency and climate adaptation. However, the effectiveness of these policies will depend strongly on their concrete implementation at national and regional level.

Territorial differences remain very marked. Some Mediterranean areas have modern infrastructure and high investment capacity, while others continue to suffer from significant structural deficiencies. In many rural territories of Southern Europe, economic and administrative difficulties risk slowing the transition toward more sustainable agricultural models.

For this reason, the future of water governance will require greater integration between environmental, agricultural and territorial policies. Water management can no longer be addressed through fragmented or emergency-based interventions, but must be based on long-term strategies oriented toward the overall resilience of territories.

The direct involvement of farmers and local communities will also be fundamental. The ecological transition requires not only technological investment, but also training, participation and the dissemination of knowledge. Agricultural operators will have to be supported in a process of adaptation that will inevitably involve profound economic and productive transformations.

In the European Mediterranean, the relationship between water and agriculture will increasingly influence the social and economic stability of rural territories. The ability to guarantee sufficient water resources and to build resilient agricultural systems will be decisive for food security, the competitiveness of Mediterranean productions and the protection of natural ecosystems.

Climate change is imposing a profound revision of the relationship between human development and natural resources. Water, a central element of life and agricultural production, is now at the centre of this transformation. The choices made in the coming years will influence not only the future of Mediterranean agriculture, but the very balance between environment, economy and society in the European context.

The challenge of water resilience will therefore require an integrated vision, capable of combining scientific innovation, environmental sustainability, political planning and collective responsibility. In a Mediterranean increasingly exposed to the effects of climate change, water management will represent one of the main indicators of Europe’s ability to build truly sustainable development models for the twenty-first century.

Reference List

• Copernicus Climate Change Service. (2023). European State of the Climate Report 2022. European Centre for Medium-Range Weather Forecasts. https://climate.copernicus.eu
• European Commission. (2019). The European Green Deal. Publications Office of the European Union. https://eur-lex.europa.eu
• European Commission. (2020). Farm to Fork Strategy: For a fair, healthy and environmentally-friendly food system. Publications Office of the European Union. https://ec.europa.eu
• European Environment Agency. (2021). Water resources across Europe: Confronting water stress. EEA Report No. 07/2021. https://www.eea.europa.eu
• European Environment Agency. (2022). Climate change, impacts and vulnerability in Europe 2022. Publications Office of the European Union. https://www.eea.europa.eu
• Food and Agriculture Organization. (2017). Water for sustainable food and agriculture. FAO. https://www.fao.org
• Food and Agriculture Organization. (2020). The State of Food and Agriculture 2020: Overcoming water challenges in agriculture. FAO. https://www.fao.org
• Food and Agriculture Organization. (2022). The future of food and agriculture - Drivers and triggers for transformation. FAO. https://www.fao.org
• Ingram, J., & Mills, J. (2019). Are advisory services “fit for purpose” to support sustainable soil management? An assessment of advice in Europe. Soil Use and Management, 35(1), 21-31. https://doi.org/10.1111/sum.12452
• Intergovernmental Panel on Climate Change. (2022). Climate Change 2022: Impacts, adaptation and vulnerability. Cambridge University Press. https://www.ipcc.ch
• Matthews, A. (2013). Greening agricultural payments in the EU’s Common Agricultural Policy. Bio-based and Applied Economics, 2(1), 1-27. https://doi.org/10.13128/BAE-12132
• Organisation for Economic Co-operation and Development. (2015). OECD principles on water governance. OECD Publishing. https://www.oecd.org
• Organisation for Economic Co-operation and Development. (2023). Water policies and agriculture in Mediterranean Europe. OECD Publishing. https://www.oecd.org
• United Nations Convention to Combat Desertification. (2022). Global Land Outlook 2. United Nations. https://www.unccd.int
• United Nations Educational, Scientific and Cultural Organization. (2023). United Nations World Water Development Report 2023: Partnerships and cooperation for water. UNESCO World Water Assessment Programme. https://www.unesco.org
• Van der Heijden, M. G. A., Bardgett, R. D., & van Straalen, N. M. (2008). The unseen majority: Soil microbes as drivers of plant diversity and productivity in terrestrial ecosystems. Ecology Letters, 11(3), 296-310. https://doi.org/10.1111/j.1461-0248.2007.01139.x
• World Meteorological Organization. (2023). State of the Global Climate 2023. WMO. https://public.wmo.int