He said that because ants were exceptionally good "bio-indicators," environmental experts could use the data to check if an entire ecosystem is healthy, based mostly on its ant population.

他说，由于蚂蚁是特别好的“生物指示器”，环境专家可以利用这些资料，主要依据某个生态系统内的蚁群数量来考察该系统是否状况良好。

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Bryophyte can sensitively response to the air and heavy metal pollution, and is a kind of bio-indicators.

苔藓植物对大气及重金属污染反应非常明显，可以作为良好的生物指示剂。

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"He said that because ants were exceptionally good" bio-indicators, "environmental experts could use the data to check if an entire ecosystem is healthy, based mostly on its ant population."

他说，由于蚂蚁是特别好的“生物指示器”，环境专家可以利用这些资料，主要依据某个生态系统内的蚁群数量来考察该系统是否状况良好。

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Meanwhile, the recent commissioning of first-of-kind facilities from advanced biofuel producers KiOR and INEOS Bio are strong indicators of a maturing cellulosic biofuels industry.

FORBES: Policy Shifts Signal Growth Ahead for Advanced Biofuels