November 13, 2006-in 1992, world leaders at the Earth Summit in Rio DE Janeiro acknowledged that something had to be done to fight climate change and environmental degradation.

2006年11月13日—1992年，各国领导人在于里约热内卢召开的地球峰会上承认，必须采取行动阻止气候变化和环境退化。

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De Schutter says with the possible exception of sugarcane in countries such as Brazil, the environmental impact of other agro-fuels currently produced from food crops is not particularly positive.

德舒特指出，除了巴西那种利用甘蔗生产生物燃料的国家之外，利用农作物生产燃料对于环境的影响也并不怎么可取。

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It can withstand the harshest environments, and is capable of handling multiple applications such as trashy water, de-watering, sewage applications, and environmental USES.

能适应最恶略的环境，适用于废水、脱水、污水处理、环境工程应用等多种应用作业。

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On a given week, May says, he or his ATA lieutenants interact with the departments of Commerce, State, Treasury and Homeland Security on items as broad as the Western Hemisphere Travel Initiative to minutiae on the environmental aspects of de-icing fluid.

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In 1992, the world's largest environmental summit opened in Rio De Janeiro, Brazil, with 178 nations taking part.

CNN: Tuesday,

Rather, the Environmental Protection Agency creates a de facto wildlife sanctuary on private land by saying that the ducks on it must not be disturbed.

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