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Documents disponibles dans cette catégorie (144)
Article
Water scarcity is a growing challenge to the governance of water resources and to multiple water uses. Dealing with water scarcity requires a better-shared understanding of water supply and demand dynamics on the part of the different stakeholde[...]Article
Article
This paper proposes how drought management may be more sustainable in the Mediterranean region in order to face climate change. This paper collects information on the extraordinary efforts to manage drought in the region, highlighting how polici[...]E-Book
Le changement climatique a de nombreux effets sur la vigne, dont un développement plus précoce conduisant éventuellement à une plus grande vulnérabilité aux gelées de printemps et à une avancée certaine de la période de maturation des raisins. [...]Article
Article
The economic effects of global warming have gained considerable attention in the recent economic literature. While the relationship between rainfall and agriculture is well known, precipitations alone do not capture the soil water availability, [...]Article
G. Harik ; I. Alameddine ; R. Zurayk ; M. El-Fadel |A spatio-temporal Agent Based Modeling (ABM) framework is developed to probabilistically predict farmers' decisions concerning their future farming practices when faced with potential water scarcity induced by future climate change. The proposed[...]Article
Article
This study aims to investigate the impact of climate change on agricultural production and incomes in 25 river basins of Turkey, with a focus on water availability assessment using a volumetric water footprint approach under two-greenhouse gas c[...]Article
The agricultural sector is facing the challenge of climate change, which is increasing difficulties to the activity and the economic sustainability of the primary sector, also affecting farmers revenues. There is a growing need to support polic[...]Article
A quelque chose, malheur est bon. Quand au début de mars 2022, les Marocains découvrent les dégâts infligés par deux mois darrêt des pluies, conjugués à la spirale inflationniste issue de la pandémie de la COVID-19 dont les impacts sont amplifi[...]Article
This article analyzes how climate change influences the exports of agricultural goods and the specialization of nations (e.g., comparative advantages) by altering farmers' capability to use available water. Our main contribution is methodologica[...]Article
M. Salman ; I. Ferto ; E. Pék ; I.A. El-Desouky ; S. Zaki ; R. Darwesh ; F. Lebdi ; Q. Alali |Irrigation development is essential for reducing vulnerability to water resource scarcity, food insecurity, and climate change impacts in Egypt. The centralized irrigation development must, however, overcome the challenges of the diversity of sm[...]Article
Effective agricultural water management requires accurate and timely identification of crop water stress at the farm-scale for irrigation advisories or to allocate the optimal amount of water for irrigation. Various drought indices are being uti[...]Article
Dans le contexte du dérèglement climatique, il faudra veiller, encore davantage, à la gestion de leau. Des leviers sont à explorer en agissant sur loffre, la demande mais aussi en utilisant des pratiques alternatives.Article
A. Schlattmann ; F. Neuendorf ; K. Burkhard ; E. Probst ; E. Pujades ; W. Mauser ; S. Attinger ; C. von Haaren |Water provision and distribution are subject to conflicts between users worldwide, with agriculture as a major driver of discords. Water sensitive ecosystems and their services are often impaired by man-made water shortage. Nevertheless, they ar[...]Article
Scarcity of water has emerged as a major problem globally due to climate change and population growth, especially in semi-arid and arid regions. Egypt is currently experiencing serious water challenges due to its limited water resources. The wat[...]Article
Potato crops are one of the main sources of income for farmers living in the Bekaa Valley of Lebanon. Given the high sensitivity of potatoes to water stress, water shortages can cause considerable losses in terms of potato yield and quality. To [...]Article
N. Beithou ; A. Qandil ; M.B. Khalid ; J. Horvatinec ; G. Ondrasek |Food security is an essential issue for human survival and civilization. Whenever food–water security is in doubt, the community is negatively affected. Globally, Jordan is the second most water-stressed country, located in an arid, politi[...]Article
Coastal wetlands are among the most productive and valuable ecosystems worldwide, although one of the main factors affecting their survival is the coexistence between agriculture and conservation. This paper analyses the complex balance between [...]Article
The coronavirus disease-2019 (COVID-19) pandemic had a great impact on the agricultural sector, especially in developing countries. In particular, it caused exceptional challenges to small and local-scale farmers. Field questionnaires and interv[...]Article
J.A. Martínez-López ; R. López-Urrea ; A. Martínez-Romero ; J.J. Pardo ; J. Montero ; A. Domínguez |Scarcity of water resources is one of the main constraints on agricultural activity in arid and semi-arid areas. Despite the great technological development over recent decades, farmers are demanding methodologies and tools adapted to their trai[...]Article
A. Finco ; D. Bentivoglio ; G. Chiaraluce ; M. Alberi ; E. Chiarelli ; A. Maino ; F. Mantovani ; M. Montuschi ; K.G. Raptis ; F. Semenza ; V. Strati ; F. Vurro ; E. Marchetti ; Manuele Bettelli ; M. Janni ; E. Anceschi ; C. Sportolaro ; G. Bucci |The scarcity of water due to climate change is endangering worldwide the production, quality, and economic viability of growing wine grapes. One of the main mitigation measures to be adopted in the viticulture sector will be an adequate irrigati[...]Article
Water scarcity is a serious problem across many nations. In recent years, water scarcity has increased due to land-use and climate change, particularly in areas that are arid or semi-arid, like, for instance, Iran. While land-use changes influen[...]Article
The relative scarcity of water resources in Algeria and their unequal distribution induce a rational use of available resources. The Zana-Gadaïne plain appears as an exemplary case study, where the difficulties posed by the problem of crop water[...]Article
Sustainable management is a prerequisite for a lake to provide a range of ecosystem services. The prioritization of needs is a difficult task, especially when the needs are in conflict and threaten water security. Lake Karla, situated in the The[...]Article
Water scarcity is the most significant challenge facing semi-arid and arid areas because fresh water is often transferred from other areas to these regions, and then discharged as wastewater. Irrigating agricultural lands and green spaces with t[...]Article
Previous studies have shown that enhancing adaptive capacity can reduce vulnerability of farmers to water scarcity and improve their resiliency against environmental changes in the Social-Ecological Systems (SES). The present study aims to evalu[...]Article
« Se préparer à vivre dans un monde différent », voilà ce à quoi semble nous astreindre le changement climatique. Le refus de céder au fatalisme de la collapsologie, tout comme aux désillusions de trente ans de promesses du développement durable[...]Article
M.T. Kashifi ; F.S.M. Al-Ismail ; S. Chowdhury ; H.M. Baaqeel ; M. Shafiullah ; S.P. Tiwari ; S.M. Rahman |Water scarcity is a global challenge, especially in arid regions, including Middle Eastern and North African countries. The distribution of water around the earth is not even. Trading water in the form of an embedded commodity, known as the wate[...]Article
As civilization advances, water resources are increasingly being consumed for domestic, industrial, and agricultural purposes, reducing the ability to find an equilibrium of water security and growing demands. This study presents an analysis and[...]Article
Lobjectif de cette étude est danalyser les stratégies individuelles et les déterminants dadaptation au changement climatique (CC) des irrigants dans le sud-est Tunisien. Un questionnaire denquête a été administré à 157 chefs dexploitations [...]Article
Groundwater serves as the most reliable source of water both for domestic use and for irrigation in arid zones, which are characterized by low rainfall and high evaporation. To overcome the water scarcity in these regions traditional water manag[...]Article
M. Yazdanpanah ; K. Klein ; T. Zobeidi ; S. Sieber ; K. Lohr |Sustainable water usage is an important global concern and an urgent priority, especially in dryland regions such as Iran. The Iranian government is actively addressing the challenge of water scarcity by encouraging farmers to adopt new water ap[...]Article
The pressure on water resources that Algeria encounters is due to the scarcity and the water demand increase by different sectors of activity. This induces managers to reconsider the traditional supply management approach. The new water policies[...]Article
H. Filali ; N. Barsan ; D. Souguir ; V. Nedeff ; C. Tomozei ; M. Hachicha |In this paper, a comprehensive review on greywater is presented. Emphasis is given to the techniques used to treat and recover greywater, and special emphasis is placed on the risk of the existence of the novel coronavirus SARS-CoV-2 in greywa[...]Article
Le Liban est un pays méditerranéen avec une superficie de 10 452 km2, dont 65 % sont karstiques, il est considéré riche en eaux superficielles et souterraines, mais en dépit de cette richesse, le Liban montre une pénurie en eau à cause de [...]Ouvrage
Le contexte du changement climatique et de la transition agroécologique renforce lexigence dun usage sobre de leau en agriculture. Lirrigation fait lobjet de nombreux débats quant à lamélioration de ses performances tant technologiques qu[...]Article
Les terres irriguées, rares, sont au cur des enjeux de sécurité alimentaire dans de nombreux pays en développement car elles sont les plus productives. Leur extension représente un choix stratégique pour beaucoup de ces pays. En Algérie, comme [...]Article
H. Gasmi ; M. Kuper ; E.S.P.R. Martins ; S. Morardet ; J. Burte |In many countries, the challenge of sustaining rural water supplies is entrusted to community organizations, which have difficulties in performing durably the operation, maintenance and cost recovery of rural water supply systems. This paper ana[...]Article
Olive trees are one of the few alternative crops available for farmers in arid environments. In many of these regions, surface irrigation is increasing. The aim of this study was to estimate the pattern of water soil reserves through the season [...]Article
S. Baccour ; J. Albiac ; T. Kahil ; E. Esteban ; D. Crespo ; A. Dinar |Water scarcity and water quality degradation are major problems in many basins across the world, especially in arid and semiarid regions. The severe pressures on basins are the consequence of the intensification of food production systems and th[...]Article
Egypt suffers from severe water scarcity, which affects the sustainability of agricultural production. Therefore, the sustainable use of available water resources under water scarcity requires the adoption of water allocation policies favoring c[...]Article
The water pollution risk is considering a topical subject in Algeria and throughout the world, especially in view of the problems of water scarcity and the climate change phenomena. The infiltration of untreated urban waste into the subsoil pres[...]Article
Les eaux souterraines sont devenues indispensables pour lagriculture dans les pays semi-arides et dont les ressources en eau sont sous forte pression. À de rares exceptions près, elles sont longtemps restées invisibles. Leur mise en visibilité [...]Article
D. Sadi ; L. Aziz ; A. Khattabi |Connue pour labondance des terres collectives et des ressources hydriques, la commune rurale El Faid, relevant de la province de Taroudant, est considérée comme lune des zones les plus propices pour lagriculture. La présente étude a pour obje[...]Article
S.A. Salman ; S. Shahid ; A. Sharafati ; G.S.A. Salem ; A. Abu Bakar ; A.A. Farooque ; E.-S. Chung ; Y.A. Ahmed ; B. Mikhail ; Z.M. Yaseen |Assessment of possible changes in crops water stress due to climate alteration is essential for agricultural planning, particularly in arid regions where water supply is the major challenge for agricultural development. This study aims to projec[...]Article
The Maghreb regions (Mauritania, Morocco, Algeria, Tunisia and Libya) are facing increasing water scarcity amplified by inefficient water use and overexploitation of water resources. There is evidence that surface water is diminishing and that g[...]Article
La France reçoit chaque année environ 500 milliards de mètres cubes d'eau de pluie, dont les deux tiers s'évaporent à travers la végétation et le sol. Le reste alimente les eaux de surface et souterraines. En 2017, 32 milliards de mètres cubes d[...]Article
Climate change is expected to have serious economic and social impacts on Tunisian rural farmers. The extent of these impacts will largely depend on the level of political and structural adaptations. This study aims to evaluate the effect of inc[...]Article
Dans le bassin versant de lOued Daoura, la vie oasienne est fondamentalement basée sur lagriculture. Cependant, avec les conditions climatiques difficiles où leau se fait rare, le recours à lirrigation est une priorité. En plus, les besoins [...]Article
Food system analysis in arid and semi-arid countries inevitably meets water availability as a major constraining food system driver. Many such countries are net food importers using food subsidy systems, as water resources do not allow national [...]Article
L'avenir des sociétés et des environnements en Afrique se joue en partie autour de la gestion de l'eau. La croissance démographique, l'élévation du niveau de vie des populations et l'urbanisation constituent des défis majeurs pour un continent e[...]Article
Water conflicts in transboundary watersheds are significantly exacerbated by insufficient freshwater sources and high water demands. Due to its increasing population and various development projects, as well as current and potential water shorta[...]Article
Treated wastewater is constantly produced and relatively unaffected by climatic conditions, while Constructed Wetlands (CWs) are recognized as green technology and a cost-effective alternative to improve treated wastewater quality standards. Thi[...]Article
C. Esgalhado ; M.H. Guimaraes ; S. Lardon ; M. Debolini ; M.V. Balzan ; S.C. Gennai-Schott ; M. Simon Rojo ; I. Mekki ; S. Bouchemal |The influence of human use and management of natural resources has grown to the point that it becomes difficult to separate socio-economic from environmental components in land systems (Turner, Lambin, & Reenberg, 2007). Sustainability in these [...]Article
H. Zeggane ; R. Ghernaout ; D. Boutoutaou ; S.S. Abdullah ; B. Remini ; O. Kisi |The problems of water quality and quantity have the potential to affect users of the resource at the watershed scale. Watershed management is considered as an effective approach that brings together all water users around the core related issues[...]Article
E. López Gunn ; M. Rica ; P. Zorrilla-Miras ; L. Vay ; B. Mayor ; A. Pagano ; M. Altamirano ; R. Giordano |Nature based solutions are proposed as integrated solutions to transform the current water intensive economic model to a more balanced model, where water is considered as an eco-social asset. We analyse the logic of action and underpinning belie[...]Article
D. Hoehn ; M. Margallo ; J. Laso ; I. Ruiz-Salmon ; A. Fernandez-Rios ; C. Campos ; I. Vázquez-Rowe ; R. Aldaco ; P. Quinteiro |The availability of freshwater is one of the biggest limitations and challenges of food production, as freshwater is an increasingly scarce and overexploited resource in many parts of the world. Therefore, the concept of water footprint (WF) has[...]Article
Securing agricultural commodities for a growing population requires a paradigm shift in agricultural thinking. An appropriate agricultural development pathway should be determined, which may include larger land extensions and water consumption o[...]Article
The Mediterranean region is expected to be a hotspot for climate change, making the resilience of farming systems a major challenge. Some studies have used quantitative models at the farm scale to analyze the resilience of farming systems but wi[...]Article
S. Taïbi ; F.Z.H. Anza ; S. Zeroual |Le réchauffement climatique est susceptible d'avoir de graves répercussions sur la disponibilité des ressources en eau à travers les changements dans les régimes de précipitations et l'augmentation des températures. Comprendre ces changements en[...]Article
Agriculture is one of the most important sectors in the world. It provides food for the growing world populations while also creating employment opportunities. This sector, however, is greatly threatened by climate change, increased water scarci[...]Article
En Tunisie, malgré le développement remarquable des technologies de production, les rendements du blé dur en irrigué restent toujours en dessous des attentes. Plusieurs facteurs concourent à cette faiblesse en relation avec la disponibilité en e[...]Article
Le secteur agricole constitue une activité importante au Maroc, représentant 14% du produit national brut et employant 40% de la population active. Avec l'émergence de la pandémie de la Covid-19, il a été ébranlé par des incertitudes économiques[...]Article
Expanding populations, the impacts of climate change, availability of arable land, and availability of water for irrigation collectively strain the agricultural system. To keep pace and adapt to these challenges, food producers may adopt unsusta[...]Article
La présente recherche vise à étudier les effets de la dégradation des ressources naturelles sur la petite agriculture dans la vallée de lOued Khoumane, Moulay Idriss, Province de Meknès au Maroc. Dans cette perspective, une enquête par question[...]Article
Various governments are struggling to meet the water demand of their countries due to climate change, pollution, population growth, and the overuse of water resources. Thus, rationalizing water consumption has become a priority to meet these cha[...]Article
In recent decades, there has been growing concern regarding worsening global climate conditions for agricultural production, especially in Mediterranean climate and other semi-arid areas where the scarcity of water is a major problem. The object[...]Article
Nile water availability is one of the major constraints for agricultural development in Egypt. This study conducts a mixed multiplier analysis, under water and land constraints, to identify the seasonal agricultural activities with high output a[...]Article
The water scarcity in Algeria is a major problem difficult to solve; in addition to a changeable Mediterranean climate, low rainfall and water pollution emphasizes this problem. Oran (west of Algeria) has suffered a long period of lack of water,[...]Article
Climate change might have direct impacts on water quantity in Egypt and lead to indirect effects on Mediterranean saltwater intrusion to groundwater, which exposes agriculture to vulnerability. This study investigated impacts of climate change o[...]Article
Climate change, water shortages and desertification threaten the economic and environmental sustainability in the Mediterranean. Limited rainfall and higher temperatures put agricultural production, which relies on water availability, in jeopard[...]Article
F. Temani ; A. Bouaziz ; K. Daoui ; J. Wery ; K. Barkaoui |Agroforestry systems can be an effective means of stabilizing or even enhancing crop yields under climate change. Although trees compete with crops for soil resources in agroforestry,they can also improve crops' growing conditions, especially, b[...]Article
R. Cortignani ; D. Dell'Unto ; G. Dono |Climate change requires Mediterranean farms to maintain adequate profitability, while adapting to the increase in water needs of crops, the growth of water demand for non-agricultural users and the reduction of resource availability. We use disc[...]Article
Trouver des moyens déconomiser leau en agriculture est un enjeu crucial. En Europe, lagriculture est le principal utilisateur deau, avec plus de 50 % des prélèvements totaux. Dans de larges portions du territoire européen, les utilisations d[...]Article
S. Ouda ; T. Noreldin ; J.J. Alarcon ; R. Ragab ; G. Caruso ; A. Sekara ; M.T. Abdelhamid |In many areas of the world, water shortages prevail and threaten food production. Deficit irrigation was commonly investigated in dry areas as a precious and sustainable production approach. Using the CropSyst model to simulate the effects of di[...]Article
Ouvrage
D. Belaïd ; C. Sautter, préf. | Paris [France] : L'Harmattan | Histoire et Perspectives Méditerranéennes, ISSN 0980-5265 | 2021En Algérie, les années 2020 représentent une période charnière. Quelles que soient les forces politiques au pouvoir, le pays devra prendre un virage décisif dans le domaine de l'agriculture. La manne que constituent les hydrocarbures a permis un[...]Article
Quantifying the economic effects of climate change is a crucial step for planning adaptation in developing countries. For Egypt, global warming has put it among the most vulnerable countries. Wherefore, this study assesses the economy-wide impac[...]Article
Z. Moumen ; I. Elhassnaoui ; W. Khaddi ; M.A. Wahba ; A. Lahrach |Future projection shows that the availability of freshwater per capita will decrease to 560 m3/year by 2030 in Morocco. In this realm of adopting efficient irrigation, alternatives become a priority to overcome water shortage. The presente[...]Rapport, Expertise, Working Paper
G. Gruère ; M. Shigemitsu | Paris [France] : OCDE | OECD Food, Agriculture and Fisheries Papers | 2021Measuring policy progress on agriculture and water policies is essential to help decision makers identify necessary policy changes and understand how further progress may be achieved to improve agricultural water management. A thorough review of[...]Article
Le secteur agricole constitue une activité importante au Maroc, représentant 14 % du produit national brut et employant 40 % de la population active. Avec lémergence de la pandémie de la Covid-19, il a été ébranlé par des incertitud[...]Bulletin : Revue Electronique
Revue des régions arides, n. 46 (1) - Décembre 2020 - Actes du 6ème Meeting International sur lAridoculture et les Cultures Oasiennes sous le thème : "Agriculture Oasienne et Développement Durable" Tome 1
2020Bulletin : Revue Electronique
Revue des régions arides, n. 46 (2) - Décembre 2020 - Actes du 6ème Meeting International sur lAridoculture et les Cultures Oasiennes sous le thème : "Agriculture Oasienne et Développement Durable" Tome 2
2020Article
L.F. Dias ; B.A. Aparício ; J.P. Nunes ; I. Morais ; A.L. Fonseca ; A.V. Pastor ; F.D. Santos |Irrigation is essential for a large part of Mediterranean agricultural systems, but scarce resources may cause conflicts between agricultural and domestic uses. These conflicts might be exacerbated by climate change, which could bring a drier cl[...]Article
High water availability enhances agricultural performance and food security. However, many countries where water is abundant according to hydrological indicators face difficulties in the utilization of water in agriculture, being in a situation [...]Article
Cet article aborde la problématique des ressources en eau à la lumière des changements climatiques dans le moyen Sebou. Où se situe la relation entre ces ressources et les précipitations à lumière du changement climatique ? Cette étude est basée[...]Article
Les sols ont été soumis à des pressions sans précédent au cours des dernières décennies, sous leffet conjugué de la croissance de la population et de la demande alimentaire et énergétique. Selon le concept de Rockström et al. (2009), le changem[...]Article
C. Labrousse ; W. Ludwig ; S. Pinel ; M. Sadaoui ; G. Lacquement |In the Mediterranean, climate change and human pressures are expected to significantly impact the availability of surface water resources. In order to quantify these impacts during the last 60 years (19592018), we examined the hydro-climatic an[...]Article
Quel est le potentiel réel déconomie deau à la parcelle résultant du changement de matériel dirrigation ou de l'adoption doutils de pilotage dans un contexte donné ? Pour répondre à cette question, les auteurs de cet article ont compil[...]Article
« Leau, cest la vie » disait Saint-Exupéry. Aucun être vivant sur la planète ne peut survivre sans cette ressource. Mais plus de deux milliards de personnes nont pas accès à une eau potable, plus de quatre milliards ne disposent pas de servic[...]Article
In Mediterranean-climate regions, irrigated agriculture is especially vulnerable to the risk of hydrological drought, and irrigators are particularly concerned about the negative effects of water supply failures. This paper proposes a new index-[...]Article
J. Rocha ; C. Carvalho-Santos ; P. Diogo ; P. Beça ; J.J. Keizer ; J.P. Nunes |Future climate for the Mediterranean climatic region is expected to bring an increase in temperatures, decrease in the precipitation quantity and shifts in the seasonal precipitation pattern. Although the impacts of climate change on water resou[...]Article
Good management of water resources requires a good allocation of their availability, especially in public irrigated schemes in Tunisia. This paper contributes to a better reallocation of available water resources at the farm and regional levels.[...]Article
I. Benabdallah ; S. Businaro ; M. Angot ; D. Palermo ; M. Giannelli |The South Mediterranean region is exposed to numerous challenges related to food, climate, resource availability, and social-economic instability. Characterized by a strong demographic growth, the region has seen consumption patterns and food de[...]Bulletin : Revue
Courrier international, h.s. Septembre-Octobre 2020 - Septembre-Octobre 2020 - Atlas de l'eau
A. Aubron, dir. | 2020A Courrier international, lidée de cet atlas de leau nous trottait dans la tête depuis plusieurs années : le sujet est omniprésent dans nos pages comme sur notre site et dans nos précédents atlas. Leau, voie navigable ; laccès à leau,[...]Article
M. Bijani ; D. Hayati ; H. Azadi ; V. Tanaskovik ; F. Witlox |This study aimed to analyze the causes and consequences of agricultural water conflicts among agricultural water beneficiaries in the irrigation network of Doroodzan dam, Iran. This research applied mixed-method and descriptive analysis, which w[...]Article
Y. Chanyour ; K. Obda ; O. El Achari |Le bassin versant de loued Daoura est situé dans un contexte climatique aride et présaharien. La quantité de leau disponible est faible et variable dans lespace et dans le temps. En plus de la rareté de leau et de son inégale répartition, du[...]Article
G. Nikolaou ; D. Neocleous ; A. Christou ; E. Kitta ; N. Katsoulas |The sustainability of irrigated agriculture is threatening due to adverse climate change, given future projections that every one in four people on Earth might be suffering from extreme water scarcity by the year 2025. Pressurized irrigation sys[...]