Prime Minister Justin Trudeau has his work cut out if he wants to slash Canada's greenhouse gas emissions and reposition Canada as a responsible actor on the world stage.
2015 forecast to be 1 degree Celsius hotter than the 19th-century average, hitting a symbolic milestone in the temperature rise that scientists blame mostly on human activities.
“If we get to a two degree Celsius world, then forget the Marshall Islands. Forget large parts of Bangladesh. Forget parts of the U.S. and Canada coastline."
Catherine McKenna and her fellow ministers are spending next three days looking for common ground on key issues ahead of main summit scheduled to start on Nov. 30.