Al Gore calls Alberta oil sands an 'open sewer' Add to ... CTV.ca News Staff Published Monday, May. 06 2013, 12:51 PM EDT Last updated Monday, May. 06 2013, 2:06 PM EDT Why is Al Gore attacking Canada? Power Play host Don Martin weighs in on the former U.S. V.P's comments and Joe Oliver's reaction Watch More Video: Fracking temporarily suspended in New Brunswick Former Alberta Wildrose leader urges other members to join Tories Celebration in Havana for U.S., Cuba plan to restore ties New maple syrup rules aim to crack down on fraudsters Finance Minister urges provinces to show 'fiscal discipline' Family of slain peace officer says NCR ruling hinders healing Sister of slain Alberta peace officer speaks of family's 'despair' How a new town square will bring together Fort McMurray Alberta Premier Jim Prentice pushes Energy East pipeline in Ontario, Quebec Energy East pipeline part of 'larger discussion': Wynne Three companies hurt by the fall in the price of oil Buy American… in Canada? Canada's cowboy shortage driving up burger prices Poll: Most Quebeckers don't support Energy East pipeline Anti-pipeline activists clash with RCMP in Burnaby, B.C. U.S. Senate votes down Keystone XL pipeline bill Confederation table being shipped across country for exhibit In wake of Ottawa shootings, Alberta legislature adopts new security measures Obama firm on his Keystone XL stance Mulcair & Trudeau criticize government's fiscal plans Comments AA More Related to this Story Ottawa strikes back at Al Gore's remarks on oil sands as 'open sewer'