Support WBURPlastic Has A Big Carbon Footprint — But That Isn't The Whole StoryPlay04:53Download AudioChristopher JoyceJuly 09, 2019 ShareBy one estimate, emissions from producing and incinerating plastics could amount to 56 gigatons of carbon — almost 50 times the annual emissions of all of the coal power plants in the U.S. — between now and 2050. (AP)