The Biden administration is imposing a diplomatic boycott of the 2022 Olympics in Beijing. What could a boycott accomplish, and how might China respond?

Governments endorsed the Glasgow Climate Pact and made new pledges on deforestation, methane emissions, coal, and more. But critics say they failed to secure more ambitious commitments to limit globa…

Presidents Trump and Biden have turned to the Defense Production Act to procure critical medical supplies during the coronavirus pandemic. What does the law do?

Countries made big pledges at last year’s UN climate conference, but greenhouse gas emissions continue to rise. This year’s event in Sharm el-Sheikh will focus on translating those commitments into a…

In fact, experts say the fight against climate change could spark a nuclear energy revival.