نتایج جستجو برای: groundwater drought
تعداد نتایج: 58751 فیلتر نتایج به سال:
Cimarron County, Oklahoma and Union County, New Mexico, neighboring counties in the Southern High Plains, are part of a vital agricultural region in the United States. This region experiences extended periods of cyclical drought threatening its ability to produce, creating an incentive for extensive center pivot irrigation (CPI). Center pivots draw from the rapidly depleting High Plains Aquifer...
As one of the most catastrophic atmospheric events, drought affects various aspects environment. Groundwater resources are sectors that influenced by long-term droughts and received insufficient attention compared to other Rainfall data collected 23 metrological stations for 20 years (2005, 2010, 2015,2020) was used investigate event its situation in Qazvin plain, central plateau Iran. Drought ...
Peatlands are an important global carbon reservoir. The continued accumulation of carbon in peatlands depends on the persistence of anoxic conditions, in part induced by water saturation, which prevents oxidation of organic matter, and slows down decomposition. Here we investigate how and over what time scales the hydrological regime impacts the geochemistry and the bacterial community structur...
1. Frequency and duration of summer droughts are predicted to increase in the near future in many parts of the world, with considerable anticipated effects on riparian plant community composition and species richness. Riparian plant communities along lowland streams are characterised by high species richness due to their system-specific environmental gradients. As these streams and their hydrol...
gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...
Abstract Drought with its occurrence and manifestations at all levels of the natural components, yields both direct indirect negative effects, on ecological systems, water resources, social, as well economic aspects life. Therefore, any analysis that concerns this phenomenon, must be carried out a multi-scalar level, addressing manifestation (meteorological, hydrological, hydrogeological drough...
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