Displaying 1 result from an estimated 1 matches for "hongyashan".
2012 Jul 13
0
How to simulate the relationship of vegetation and groundwater in Minqin Oasis, Gansu Province, China
...disappearing of Minqin Qasis?*
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*Background:*
*1. **The Minqin Oasis is surrounded by two deserts, Badain Jaran
Desert and Tengger Desert. *
*2. **Water is the root of ecological deterioration of Minqin. On the
hand, severe water scarcity (a, water supply from Hongyashan Reservoir
reduced from 460M tons at 1950s to less than 100M tons now; b, more than 5
billion tons groundwater over extracted totally, the groundwater level
dropped by an average of 10 ~ 12m; c. average annual precipitation for the
past five years is 127.7mm, and the average annual evaporation is 26...