To reduce global greenhouse gas emissions through the creation of a domestic carbon market and international trade measures, and to direct the revenue therefrom to public interests.

Climate Market, Auction, Trust & Trade Emissions Reduction System Act of 2008, or the Climate MATTERS Act of 2008 - Declares the purpose of this Act to establish a federal program to reduce US greenhouse gas (GHG) emissions substantially enough by 2050 to avert the catastrophic impacts of global climate change. Directs the Secretary of the Treasury to establish an...