Xi Jinping speaks virtually during the United Nations General Assembly on Sept. 22. 2020. Sign up to receive the Green Daily newsletter in your inbox every weekday. Talk is cheap. Action is hard. Cue the jokes about thousands of climate diplomats flying millions of miles to generate more hot air. Add to that President Donald Trump pulling the U.S. out of the Paris Agreement, Brazil’s Jair Bolsonaro allowing rampant deforestation in the Amazon , and growing nationalist tendencies the world over, and it’s hard not to be cynical about the importance of climate diplomacy these days. (Full disclosure: my fleece jacket from the Copenhagen 2009 talks is keeping me warm as I write this, and I have enough swag from various climate talks to never have to bring an NPR tote bag to Whole Foods again.) That makes President Xi Jinping’s declaration to the UN General Assembly this week […]