AGST 1000 Lecture Notes - Great Green Wall, Cash Crop, Dust Storm
8 Nov 2012
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Document Summary
The mongolian steppe- environmental, social and economic impacts. The first dusty day of the year beijing on march 1 and the meteorological observatory estimates the capital will experience about 10 more offspring. Part 1: some background the central asian steppe. Central asia contains 6% of the woods grassland. Changes in land use pattern in this century have caused deterioration of the natural vegetation. The steppe is a region which experiences serious drought and desertification. More than 40% of the territory is composed of arid and desert areas (the. The area covered by sand has increased by 8. 7% during the last 40 years. Warm, wet summers and cold, dry winters. Strong winds blast across the steppes unimpeded by natural or man-made windbreaks. Many part experiences periodic severe winter storms that often kill 20% or more of the livestock. Most of what it receives falls during summer. The distribution of rainfall overtime and space is extremely variable.
