автор: Jianping Huang

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1 Электронные книги Jianping Huang

Jianping Huang & Xiaodan Guan: SEMI-ARID CLIMATE CHANGE
Semi-arid regions are ecological security barriers that prevent arid regions from expanding and turning into deserts. The expansion of arid regions and desertification seriously threaten ecological s …
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английский
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€144.99