The Group of Seven large industrialized democracies said the world should reduce greenhouse gas emissions by as much as 70%, an agreement that helps lay the groundwork for United Nations climate talks in Paris later this year. The leaders of the seven countries, including the U.S. and meeting host Germany, said in a joint statement at the end of the G-7 summit here that deep cuts in carbon dioxide emissions were needed this century. They said countries around the world should hold to the upper end of a U.N. recommendation calling for 40% to 70% reductions in greenhouse gas emissions by 2050 compared with 2010. “For the first time ever, G-7 leaders have rallied behind a long-term goal to decarbonize the global economy,” said Jennifer Morgan, director of the global climate program at the World Resources Institute, an environmental think tank. The joint statement on climate was one of […]