中国沙漠与沙漠化 在线电子书 图书标签: 纪实 中国
发表于2024-08-18
中国沙漠与沙漠化 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024
《中国沙漠与沙漠化(英文版)》内容简介:Atmospheric protection, biodiversity conservation and combating desertification are environ-mental issues relating to human existence that need to be solved urgently in the new century.Aeolian desertification is one of the most signifcant desertification types. China is one of thecountries suffering from the most serious aeolian desertification in the world. Deserts and aeoliandesertified land in China covers an area of 1.669 million km2, of which aeolian desertified landcaused by human activity covers 385,700 km2. Although the Government of China has been givingtop priority to the control of aeolian desertification, it is still in a situation of Local Rehabilitationand Overall Deterioration, and aeolian desertification is developing continuously and rapidly. Landaeolian desertification in China developed at a rate of 1,560 km2/a during the 1960s-1970s, 2,100km/a in the 1980s and 2,460 km2/a during 1990——2000.
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中国沙漠与沙漠化 在线电子书 pdf 下载 txt下载 epub 下载 mobi 下载 2024