Reuters: The world's two biggest climate polluters, China and the United States, may have new impetus to push toward a global deal to curb climate change at U.N. negotiations in Warsaw next month, experts told a conference in London on Monday.
Worsening air pollution - which led to the shutdown of Harbin, a city of 11 million, in northern China this week - is putting growing pressure on China's leadership to curb dirty power plants and cut emissions, experts said, while the United States is finding progress...