Guardian: The Canadian government's promotion of the tar sands industry is setting the world on a course of catastrophic climate change, a group of climate scientists and economists have warned.
In a letter made available to the Guardian, the academics urged Canada's natural resources minister, Joe Oliver, to consider the consequences of his support for expanding Alberta's tar sands production.
Oliver has in recent months emerged as the main proponent for the Keystone XL pipeline in Washington and other...