Voice of America: Climate change will be a priority during President Barack Obama's discussions in Canada Wednesday as he attends a North American Leaders' Summit in Ottawa.
Canadian Prime Minister Justin Trudeau and Mexican President Enrique Pea Nieto will join Obama in announcing a continent-wide climate partnership aimed at generating half of North America's electricity from non-carbon sources by 2025. Currently just over a third of the continent's electricity comes from clean energy sources such as wind, solar,...