New York Times piece argues that Obama would ‘do Canada a favour’ by blocking Keystone

A Canadian academic has launched an assault on the Keystone XL pipeline, writing that U.S. President Barack Obama would "do Canada a favor" by blocking the project.Thomas Homer-Dixon, an author and professor at the Balsillie School of International Affairs in Waterloo, Ont., writes in the New York Times that Canada's reliance on tar sands production "is relentlessly twisting ...