tenuous 发表于 2025-3-30 08:40:11

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TRUST 发表于 2025-3-30 13:12:16

The Danube Challenge: Protecting and Restoring a Living Riverany and eventually winds its way to its discharge in the Black Sea through the Danube Delta. Historically human activity (channelization, dams, land-use changes, and pollution) has damaged the Danube Basin ecosystem. Of particular concern is the dramatic loss of floodplain forests and wetlands that

cajole 发表于 2025-3-30 18:37:35

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灾祸 发表于 2025-3-31 00:00:57

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全面 发表于 2025-3-31 03:59:40

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artifice 发表于 2025-3-31 06:06:15

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带子 发表于 2025-3-31 11:36:09

Integration of Information on the Kraków-Czestochowa Jura for Conservation Purposes: Application of European importance in the CORINE system. The individual character of this area is determined by geological conditions, specifically geomorphology, and particularly karstic phenomena. The specificity of the nature of the Jura lies in the presence of very different type of habitats and associated mou
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查看完整版本: Titlebook: National Parks and Protected Areas; Keystones to Conserv James Gordon Nelson,Rafal Serafin Conference proceedings 1997 Springer-Verlag Berl