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

Climate change is fueling geopolitical competition in the Arctic. An independent Greenland could play an important role in years to come.

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…

Continuing efforts to broker a deal throughout the Middle East still could succeed, despite the latest failed effort to pause the fighting in the Gaza Strip and secure a hostage release.

Russia’s threat to deploy tactical nuclear weapons in Belarus has raised the specter of a new nuclear standoff with the United States and its allies in Europe. It also draws new attention to how such…