The new report looked at research comparing the environmental impact of GE crops to conventional crops.

VOA: standard.2010.04.15

So, if you could make automobiles with a high magnesium content, you would reduce the mass, reduce the energy required, and thereby reduce the environmental impact.

所以，如果你能用含镁量,很高的材料来制造手机，你就能减轻手机的质量，减少制造所需能量，因此减轻了对环境的破坏。

麻省理工公开课 - 固态化学导论课程节选

If the vehicle in the unfortunate circumstances of a collision, has to be able to maintain the security of the hydrogen which means more mass, which means a lot of the efficiency is being squandered What's the environmental impact of hydrogen production?

如果车辆,在碰撞中发生了不幸，要仍然能够保持氢气的安全性的话,意味着需要更多的质量，也就是说大部分效率被浪费了,制氢对环境有什么影响呢？

麻省理工公开课 - 固态化学导论课程节选

"Now if that GM potato is effective and works then the environmental impact will be substantially less because the chemicals are not being used and there will be less fossil fuel use."

VOA: standard.2009.10.21

There's now an environmental history being written of the impact of the Market Revolution.

如今人们正在编纂一部环境的历史,内容是自然环境受到市场革命后的影响

耶鲁公开课 - 美国内战与重建课程节选

The report was intended to assess the environmental,economic, and social impact of GE crops on farm sustainability in the United States.

VOA: standard.2010.04.15