这个独特的生态系统可能很快就会面临压力。
那些遭遇不只一种压力的生态系统，例如一片先是被砍伐再被用作农耕的林地，需要最长的时间来复原。
Ecosystems exposed to more than one pressure, such as a forest that is first felled and then used for agriculture, took the longest to recover.
其他对于大堡礁及其生态系统的环境压力来自径流的水质问题，伴随着大规模珊瑚白化的气候变化以及棘冠海星的周期性爆发现象。
Other environmental pressures to the reef and its ecosystem include water quality from runoff, climate change accompanied by mass coral bleaching, and cyclic outbreaks of the crown-of-thorns starfish.
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