In recent years, the private water management model has seemed to become the dominant model. In France, the proportion of public service delegation is almost reversed compared to the rest…
There is no translation available.Cette thèse s'inscrit dans lle cadre du projet DESIRA RAIZ qui a pour but d'accompagner les agriculteurs du Zimbabwe vers une intensification écologique. Pour se faire,…
Located in northern Senegal, Lake Guiers is the country's only major freshwater lake. This exceptional system supports a series of essential ecosystem services: drinking water supply, irrigation water for large…
Soil salinity corresponds to the accumulation of solutes in the soil, like sodium (Na+). This process is a major issue for agriculture and ecosystem processes of natural sites, such as…
For many years the conventional service provision operating on the model of a central water system - the model of the so-called developed countries - has shown its limits in…
There is no translation available.Le bassin de Bouregreg au Maroc, est très peuplée, avec une agriculture intense et un climat semi-aride. L'irrigation s'étend sur la plaine et elle est assurée…
In a context of increasing pressure on water resources, the search for better agricultural productivity of irrigation water leads to optimize watering schedules according to soil water conditions and crop…
The lens of agroecology has, to date, seldomly been used to study farming systems and cropping systems in North Africa, even the more in irrigated zones. Yet, agroecological practices are…
© Photo : I. A. Ramos-Fuentes (Sun’Agri 3 – 2021) Access to drinking water is declining in most countries (Burek et al., 2016), due to several demographic and…
In a global scenario of population growth, increased urbanisation, strong pressure on water resources and an increase in the frequency of extreme temperatures, urban hot spots will be more pronounced,…
© Photo : Juan Dominguez 2021 - Irrigated corn cultivation under soil conservation agriculture In the South of Europe, climate change leads to an increased frequency of drought episodes and…
© Goudiaby O. - Fig. 1 : Location of the Senegal river basin Understanding rainfall and its spatio-temporal variability is a major issue for hydrological studies, the development…
The Mediterranean coastal zones are the focus of many territorial challenges relating to water and soil resources, agricultural production, remarkable natural areas, urban development and tourism. The preservation and development…
© Quixeramobim reservoir, July 2018, Fajr Fradi, Funceme The northeast of Brazil is a semi-arid region which is constantly experiencing severe drought events, related to both rainfall variability…
Due to climate and population evolution, groundwater resource is subject to an increasing pressure, which calls for better understanding and improved models. This thesis focuses on the hydrogeological modelling of…
In semi-arid rural areas, the access to rural water supply systems (RWSS) is crucial and allows a diversity of productive and domestic activities that play a central role in ensuring…
The thesis is part of this global awareness of the value of water, the blue gold, echoing the UN's Sustainable Development Goals, for a better and more sustainable future for…
Deep aquifers are the main drinking water supply in the Bordeaux Metropolitan Area, France. However their sustainability is threatened by demographic growth and climate change. Alternative water resources, such as…
The oases of the pre-Saharan basin of the Todgha wadi in the South-Eastern Morocco receives an average annual rainfall of 130 mm. Their existence is explained by their geographical position…
Many river basins worldwide are under stress and undergoing 'closure'. Spain's southeastern basins are norious for the overexploitation of both surface and groundwater resources, a situation that generates competition over…
The modernisation of irrigation, the implementation of "top-down" public policies and an increase in market demand have led to a significant development of irrigated agriculture.
There is no translation available.Cette thèse se propose de dresser un diagnostic des pratiques et innovations apportées par la réutilisation des eaux usées dans les villes du Sud de l’Algérie…
This PhD is proposed to improve stakeholders’ decisions in a context of a growing irrigation water scarcity translated nowadays in France in terms of more stringent water quotas than the…
The emergence and sustainability of life in the oases of the M’Zab in the Algerian Sahara is strongly linked to the mobilization of multiple water resources. The pioneers of the…
Location of the coastal merjas of the Gharb plain (© Choukrani, 2018) The development of the Gharb plain began at the beginning of the last century. In…
Drip irrigation is considered the best technique to save water in agriculture. However clogging of drippers is the main cause of loss of water efficiency, especially for small farmers involved…
There is no translation available.Le projet d’économie et de valorisation de l’eau d’irrigation dans le périmètre du Gharb s’inscrit dans le cadre du Plan Maroc Vert et notamment sa composante…
The current regulation strongly encourages the reduction of pesticide doses and prohibits many products, pushing the development of pesticides with low environmental impact. This requires the development of more complex…
Treated wastewater reuse (TWWR) to irrigate crops or landscapes has an interest in terms of water resources preservation both quantitatively and qualitatively, that is exacerbated by the prospect of global…
Deltaic floodplains are among the most agriculturally productive and biodiverse areas on the planet. However, they area also facing a wide range of pressures, from land use changes to modifications…
