Because of her efforts, dozens of toxic sites across the country have been cleaned up.

在她的努力下，全国数十处毒点得到清理。

Organism engineers design microbes to do industrially useful things, like bioremediate toxic waste sites or replace petroleum-based textiles with renewable ones.

有机体工程师设计微生物来做工业上有用的事情，例如生物修复有毒废物场地或用可再生纺织品代替石油基纺织品。

For more on some of the worst environmental disasters ever, you can check out our video on seven of the most toxic sites in the US.

想要了解更多关于有史以来最严重的环境灾难的信息，你可以查看我们关于美国七个毒性最强的地点的视频。

Because of her efforts, dozens of toxic sites across the country have been cleaned up. And one chemical industry spokesperson calls her " a top gun" for the environmental movement.

由于她的付出，全国许多的有毒地区被清除。一个化学工业发言人称她是环境运动中最优秀的人。

Three American economists, Janet Currie, Michael Greenstone, and Enrico Moretti figured out a way to separate out the effects of pollution on kids’ health by looking at what happened when the government cleaned up toxic waste sites.

三位美国经济学家 Janet Currie、Michael Greenstone 和 Enrico Moretti 通过观察政府清理有毒垃圾场时发生的情况，想出了一种方法来区分污染对儿童健康的影响。