Washington Post: Brazil, the United States and China -- three of the worlds top 10 greenhouse gas emitters -- all announced new goals Tuesday to curb climate change.
President Obama and Brazilian President Dilma Rousseff, leaders of the Western Hemispheres two most populous countries, released a statement Tuesday pledging each country to get 20 percent of its electricity by 2030 from renewable sources, not including hydropower. In addition, Brazil pledged to restore 12 million hectares, or 46,332 square miles,...