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Sustainable Use of Groundwater with Underground Dams
groundwater sand storage dam subsurface dam water supply
2011/2/24
A subsurface dam is a facility that stores groundwater in the pores of strata and uses groundwater in a sustainable way. These dams have many merits that surface dams do not, e.g., land is not submerg...
Importance of annual and seasonal precipitation variations for the sustainable use of rangelands in semi arid regions with high altitude
Precipitation standard precipitation index drought rangeland
2011/1/12
Precipitation is one of the most important factors which can determine the type and productivity of rangeland vegetation in arid and semi arid regions. In the present study, a widely used drought anal...