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Documents disponibles dans cette catégorie (144)
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[...]