Mr.Obama and Democrats in Congress are backing a "cap and trade" bill, which aims to cut greenhouse gas emissions 17 percent by 2020.

VOA: standard.2009.05.30

you tell me you believe American people should understand about each, We talked about stimulus, and you argues that it is not simulative at all, the cap and trade global warming bill passed the house in late June and now move to the Senate.

您说过,您认为美国人,应该彼此理解，我们讨论了刺激计划，您说刺激没有效果，全球变暖总量控制与交易法案,今年六月刚在众议院通过,现正在参议院审议中。

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But the bill to open such trade still faces heavy opposition in Congress and probably will not be debated until after the legislative body's August break.

VOA: standard.2010.07.29

In the United States, a vote in Congress is expected in the coming weeks that could authorize up to $4,500 to individuals who trade in vehicles in what has become known as the "cash for clunkers" bill.

VOA: standard.2009.05.18