Reuters: Alberta, the Canadian province whose carbon-intensive oil sands are the largest source U.S. oil imports, said on Tuesday it would have new climate change regulations in place by June 30, when the current rules expire. Shannon Phillips, the environment minister for the province's newly elected left-wing government, said in a statement that her first steps would include energy-efficiency and renewable-energy strategies. The New Democratic Party, which ended 44 years of government by the Conservative...