Irrigated fields produce a large share of the world’s crops, but in many river basins agriculture faces growing competition from other water users. This paper focuses on intensity irrigation use, i.e., volume applied per unit irrigated land, ten districts located Mexican side Rio Grande-Bravo Basin. Based analysis historical production data for districts’ main results show that varies widely am...

River–lake interaction is important for maintaining biodiversity, yet it vulnerable to hydrological alteration. The connectivity of the channel connecting Poyang Lake and Yangtze River not only ensures regular migration fish but also makes a feeding fattening ground them. Unfortunately, human activities have dramatically changed hydrodynamic conditions Lake, which experiencing severe drought du...

Dengue Hemorrhagic Fever (DHF) is a tropical disease that always attacks densely populated urban communities. Some factors, such as environment, climate and mobility, have contributed to the spread of disease. The Aedes aegypti mosquito an agent dengue virus in humans, by inhibiting its life cycle it can reduce Therefore, necessary involve dynamics mosquito's model order obtain reliable risk ma...

ABSTRACT: Water policy makers across Sub-Saharan Africa have emphasized the need to improve understanding of users´ intention pay for safe water services in order achieve financial sustainability. Community demand payable provision will be critical implementation an effective revenue collection system that ensures long-term financing schemes. This investigation examines community´s seven scheme...

Weirs are often constructed on mountainous rivers because of their low construction costs and ability to provide irrigation facilitate landscaping, yet there is little research how fish habitat quality in responds weir distribution. This study categorized the distribution characteristics weirs typical reaches according sinuosity calculated corresponding suitability index (HSI) weighted usable a...