We probably won't see an increase in biofuel use—I mean, they won't replace fossil fuels until we can find ways to produce them cheaply and quickly and with less cost to the environment.

我们可能不会看到生物燃料使用的增加——我的意思是，在我们找到方法以更低的成本、更快的速度和更少的环境成本生产它们之前，它们不会取代化石燃料。

youdao

"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

Companies which provide alternatives to fossil fuels, or enable us to use less of it will benefit from the same legislation.

FORBES: Investing in the Unspeakable