U.S. poised to rejoin global health, climate efforts
Elected 46th president of the United States on Saturday, Democrat Joe Biden signaled policy reversals to combat the pandemic and global warming.
Union of Concerned Scientists
Marathon U.N. climate summit falls short
The U.N. climate summit ended in Madrid without resolving how to put a price on carbon and only partial agreement on more ambition in cutting pollutants.
Trump launches U.S. exit from Paris treaty
The Trump administration notified the U.N. on the first day possible that it will withdraw from the 2015 Paris Agreement on climate change a year from now.
Landmark U.S.-Russia arms treaty expires despite its past success
Experts said the demise of the INF Treaty will make the job of advocating for nuclear arms control far more difficult.
Globalization and cooperation top draw of populism in WEF poll
The poll's findings ran counter to the well-publicized sound and fury of dozens of populist leaders or political parties in North America, Europe, South America and Asia.