Globe and Mail: U.S. President Barack Obama has laid out a sweeping plan to fight climate change that would limit pollution from coal-fired plants, a package he unveiled while making it clear that approval for Canada's Keystone XL pipeline project will only come if its backers can prove it won't worsen global warming.
Saying that the world still looks to the United States to lead, Mr. Obama called for curbs on existing and new coal-fired plants - the sector produces two-fifths of the country's electricity but...