Yangzonghai event is more a extinction accident of biotic population then merely a environmental incident, which caused from the immoralism of human being for the animals right.

阳宗海事件不仅是一次环境污染事故，更是一起生物物种的灭绝事件，起因是人类对动物生命安全的漠视。

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Population dynamics studies under shifting environmental conditions over a longer time scale can help to determine how different species react to new biotic and abiotic conditions.

在长时间尺度上研究环境变化条件下的种群动态，有助于确定不同物种如何对新的生物和非生物条件做出反应。

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