或者，稳定性可以被定义为生态系统在发生重大扰动，如一场火灾后，恢复到特定形式的速度。

Alternatively, stability can be defined as the speed with which an ecosystem returns to a particular form following a major disturbance, such as a fire.

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当然，就像今天的其他环境问题一样，这是在全球变暖和人类干涉自然生态系统的背景下发生的。

Of course, like every other environmental issue today, this is playing out against the background of global warming and human interference with natural ecosystems.

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生态学家使用“演替”一词来指植物群落和生态系统随时间发生的变化。

Ecologists use the term "succession" to refer to the changes that happen in plant communities and ecosystems over time.

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