A WWF research showed China's wetlands were seriously threatened by degradation because of pollution, climate change and overexploitation.

世界自然基金会的一项研究显示，由于污染、气候变化和过度开发，中国的湿地正遭受退化的严重威胁。

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Finally, the use of genetically modified trees can prevent overexploitation of wild trees.

最后，种植基因改良树木可以减少对野生树木的过度开发。

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Rapid economic growth may lead to an overexploitation of resources and eventually lead to a catastrophic financial meltdown.

经济迅速增长可能导致资源过度开发使用，并最终引起灾难性的经济崩溃。

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The major threats are from coastal development, destructive fishing practices, overexploitation of marine resources, marine pollution and sedimentation from inland deforestation and farming.

CNN: Task force announces coral reef protections

Dr Worm and his colleagues discovered that the more species an ocean region has, the more robustly it seems to cope with overexploitation.

ECONOMIST: Marine biodiversity

"Sharks are very vulnerable to overexploitation, and the consequences of depleting their numbers may have very serious consequences not only for sharks but also for marine ecosystems and for fishermen themselves, " he said.

BBC: EU gives shark protection teeth