She is a professor of political science and of public and environmental affairs.

VOA: special.2009.10.16

Be honest I mean, I wish I had, or if I was going to go in another field I wish I have taken more environmental science classes.

说实在的，真的是这样，如果我工作的是另一个领域的话,我希望上更多的环境科学课。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

I took AP Econ, I took AP Environmental Science.

我选了经济学和环境科学的预科。

关于早期入学申请 - SpeakingMax英语口语达人

Medical science, bolstered by research from the U.S.Environmental Protection Agency, shows a strong link between air pollution and heart disease and stroke.

VOA: standard.2010.08.04

It will change energy, environmental science.

它将会改变能源，环境科学。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

Remais and his colleagues searched government documents and science reports published over the past 20 years to quantify and assess China's environmental health.

VOA: standard.2010.04.07

They researched what different marine science and environmental organizations consider sustainable.

VOA: standard.2010.07.14