Businesses representing 10% of the market capitalization of all publically-traded companies globally called for the Group of Eight nations to demonstrate climate change leadership by agreeing on a successor to the Kyoto Protoco, according to Reuters.  The companies called for the new agreement to be comprehensive, long-term, and market-oriented, and include all major economies including the U.S., China, and India.

Stéphane Dion, leader of Canada’s Liberal Party, recently proposed a “green shift” in taxes, which would cut income taxes by billions of dollars but make up for lost revenue via a national carbon tax.  Debate over the measure has roiled Canada since, with Prime Minister Stephen Harper, a Conservative, harshly criticizing it.  Polls suggest Canadians may be open to the plan, but want more information first.