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Catégories principales > 07 - ENVIRONNEMENT > 7.3 - Eau. Gestion de l'Eau
7.3 - Eau. Gestion de l'Eau |
Documents disponibles dans cette catégorie (1274)
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Article
La réponse au besoin en eau de lagriculture devient un enjeu crucial face au changement climatique et à lobjectif de souveraineté alimentaire. Avec des ressources en eau et une disponibilité de plus en restreinte en été sur les territoires en[...]Article
In this study, we use a gravity model to analyze virtual water flows due to the trade of agricultural products for Turkey. We calculate virtual water flows of agricultural trade for 326 products and 192 trade partners for 2002?2019. The empirica[...]Article
Le Maroc est souvent érigé en exemple international pour sa gestion des ressources en eau. Après une période dinvestissement dans les barrages et les périmètres irrigués publics, cest lintensification de lagriculture et le recours aux eaux s[...]Article
V. Vadez ; R. Pilloni ; A. Grondin ; A. Hajjarpoor ; H. Belhouchette ; Y. Brouziyne ; G. Chehbouni ; M.H. Kharrou ; R. Zitouna-Chebbi ; I. Mekki ; J. Molénat ; F. Jacob ; J. Bossuet |Water scarcity will be one of the main issues of the 21 st century, because of competing needs between civil, industrial, and agriculture use. While agriculture is the largest user of water, its share is bound to decrease as societies develop. C[...]Article
H. Gao ; L. Zhangzhong ; W. Zheng ; G. Chen |The Food and Agriculture Organization (FAO) indicated that irrigation technology is the key to improving food security. However, the current restricted agricultural water and land resources limit the agricultural production system, and the press[...]Article
A. Patel ; A. Kethavath ; N.L. Kushwaha ; A. Naorem ; M. Jagadale ; K.R. Sheetal ; P.S. Renjith |The challenges of urbanization, land degradation, water scarcity, and climate change are threatening agricultural systems and food security. Therefore, it is essential to manage land and water resources sustainably to improve productivity and ad[...]Article
H. Saadi ; K. Debabeche ; F. Traore |Knowing the water needs of the date palm is essential, not only for its optimal production, but also for the management of water resources. This study aims to evaluate the irrigation performance of the date palm production system in the region o[...]Article
The Russian Federation’s invasion of Ukraine in 2022 evoked academic interest in various aspects of international security and stability. The main objective of this study was to elicit the essential features and indicators for gauging the [...]Article
To achieve food security goals, water accounting seems to be one of the most powerful tools to deal with water scarcity management. Thus, indicators, such as virtual water and water productivity, can be considered complementary rather than compe[...]Article
This paper analyses the impacts and water policy implications of an increase of perennial crops on irrigation water requirements and on the vulnerability of the agricultural system to climatic events in the case of the Guadalquivir River basin. [...]Article
Water is an issue in Spain, where it is generally scarce, and its availability is highly variable in different areas and times, particularly in agriculture, the main water consumer. Water pricing is one of the policy instruments used to control [...]Article
D. Pereira ; J.C. Leitao ; P.D. Gaspar ; C. Fael ; I. Falorca ; W. Khairy ; N. Wahid ; H. El Yousfi ; B. Bouazzama ; J. Siering ; H. Hansmann ; J. Zascerinska ; S. Camilleri ; F. Busuttil ; M. Borg ; J. Mizzi ; R. Micallef ; J. Cutajar |Water security is a hot topic all over the world, due to global warming, climate change, natural calamities such as droughts and floods, overuse of water, and other factors. Water issues have been scientifically investigated from several perspec[...]Article
A. Guemouria ; A. Chehbouni ; S. Belaqziz ; T. Epule Epule ; Y. Ait Brahim ; E.M. El Khalki ; D. Dhiba ; L. Bouchaou |In several areas, many social, economic, and physical subsystems interact around water resources. Integrated water management is applied to maximize economic and social welfare in an equitable manner without compromising the sustainability of vi[...]Article
Les changements climatiques actuels mettent la gestion de leau agricole au coeur de nombreux débats. Les sécheresses observées pendant plusieurs années de suite ont entraîné une réduction des ressources hydrique et ont conduit à un nouveau rega[...]Article
Agriculture is facing several very important challenges. Population growth means that more food must be produced to meet nutritional needs. However, this is putting excessive pressure on natural resources, such as water and land, which are heavi[...]Article
D.L. Hoover ; L.J. Abendroth ; D.M. Browning ; A. Saha ; K. Snyder ; P. Wagle ; L. Witthaus ; C. Baffaut ; J.A. Biederman ; D.D. Bosch ; R. Bracho ; D. Busch ; P. Clark ; P. Ellsworth ; P.A. Fay ; G. Flerchinger ; S. Kearney ; L. Levers ; N. Saliendra ; M. Schmer ; H. Schomberg ; R.L. Scott |Understanding the relationship between water and production within and across agroecosystems is essential for addressing several agricultural challenges of the 21st century: providing food, fuel, and fiber to a growing human population, reducing[...]Article
A. Elbeltagi ; A. Srivastava ; A.H. Al-Saeedi ; A. Raza ; I. Abd-Elaty ; M. El-Rawy |The estimation of reference evapotranspiration (ETo), a crucial step in the hydrologic cycle, is essential for system design and management, including the balancing, planning, and scheduling of agricultural water supply and water resources. When[...]Article
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Concerns about sustainability, climate change and increasing inter-sectoral competition for water and land are pressing societies to set a new course in economic development, agriculture, water distribution and the environment. Although changes [...]Article
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E. Elsadek ; K. Zhang ; A. Mousa ; G.T. Ezaz ; T.L. Tola ; H. Shaghaleh ; A.A. Hamad ; Y. Alhaj Hamoud |Crop growth models are cost-effective and user-friendly tools for decision-makers to develop efficient in-field management strategies. These models are particularly important in countries such as Egypt, where the risk of water scarcity is inevit[...]Ouvrage
La question de l'eau en méditerranée devient de plus en plus importante en raison du réchauffement climatique, des catastrophes naturelles telles que les sécheresses et les inondations. Elle a été étudiée scientifiquement sous plusieurs angles, [...]Thèse, Mémoire, Master
Le département de la Mayenne, malgré sa richesse en ressources hydrauliques, est confronté à une détérioration de la qualité de l'eau due aux pressions agricoles. L'objectif de cette étude est d'identifier et de classer les sous-bassins versants[...]Article
Climate change is a challenging fact influencing diverse sectors in society including the agricultural one, which is heavily dependent on natural resources and climate. In the Mediterranean region, climate change-related increases in air tempera[...]Thèse, Mémoire, Master
E. Balti | 2023Despite increasing water use by other sectors, irrigation remains the worlds largest water consumer. Potential water savings can be achieved through more efficient water application technologies and water management practices. These practices a[...]Article
Y. Khardi ; G. Lacombe ; M. Kuper ; A. Taky ; S. Bouarfa ; A. Hammani |Les agriculteurs utilisant les eaux des khettaras, galeries souterraines drainant la nappe phréatique et donnant un accès collectif à leau souterraine dans les oasis, font aujourdhui face à un dilemme. Les khettaras se tarissent sous leffet c[...]Article
Irrigation is one of the main users of water worldwide and its overuse may affect the natural regimes of water systems. To avoid this, drainage and irrigation management needs to be improved. This study aims to determine the amount of water lost[...]Article
Due to poor water resources management, groundwater-dependent agriculture induces substantial stress on several aquifer systems worldwide, which poses a serious threat to water and food security. However, only a few studies have addressed this v[...]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[...]