This Interactive Chart Explains World’s Top 10 Emitters,
and How They’ve Changed
A lot has happened since countries met in Paris in 2015 and agreed on an accord to combat climate change. So far, more than 170 countries have ratified or otherwise joined the Paris Agreement, representing more than 80 percent of global emissions. Several major economies, including Canada, Germany and Mexico, have also developed long-term plans to decarbonize their economies.