Next week, President Barack Obama and Chinese President Xi Jinping will add to earlier pledges to cut greenhouse-gas emissions with specific guidance on what the two countries will do at home to keep climate change at bay, officials said. The United States and China announced Tuesday that cities, states and provinces in both countries would commit to taking parallel steps to address climate change. The participating Chinese cities and provinces, which represent about 25% of total urban emissions in that country, will offer plans to have their emissions peak sooner than the national target of 2030. Beijing and Guangzhou, two of China’s largest cities, will aim for their peak emissions to come as early as 2020. Climate officials and leaders from both countries are meeting in Los Angeles this week to lay out the steps the regions will take and to set the groundwork for next week’s summit between […]