A presidential election. A national reckoning over race and justice in America. A worldwide pandemic that ground economies to a halt. 2020 was a momentous year. Yet looming over each of those events is climate change, which has pushed global temperatures to about 1 degree Celsius above preindustrial levels, a threshold that has already led to rising seas, a thawing Arctic and devastating droughts. The contrast between President Trump and President-elect Joe Biden on climate change could not be starker. While Trump pulled the United States out of the Paris climate accord, Biden has promised to reenter it on his first day in office. Trump has questioned the science behind climate change and rolled back more than 100 environmental regulations. Biden has endorsed a $2 trillion climate plan, committed to at least 10 executive actions to protect the climate on Day 1 and vowed to reach net-zero emissions by […]