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湟中县是青海省的农业大县、人口大县,也是生态环境形势非常严峻的县份,干旱、洪水、水土流失等自然灾害都同森林植被少有关。虽然森林覆盖率由1978年的9%增加到现在的30%,但干旱地区覆盖率仍在10%以下。分析其
Langzhong County is a large agricultural county in Qinghai Province and has a large population. It is also a county where the ecological environment is very harsh. Natural disasters such as drought, flood and soil erosion have little to do with the vegetation. Although forest cover increased from 9% in 1978 to 30% now, the coverage in arid areas is still below 10%. Analyze it