Reducing global emissions of methane, a powerful greenhouse gas, could provide one quick win in the fight against climate change.

Local officials are taking measures on their own to stop the spread of the coronavirus, as President Jair Bolsonaro downplays the crisis.

Amid renewed calls for changes in the world order, U.S. President Joe Biden sought to stress his support for greater inclusion of developing nations in addressing economic, social, and climate concer…

Scientists say the rain forest is approaching a critical tipping point at which the damage is irreversible.

The main battle tanks that the United States and Germany have agreed to provide Ukraine will help its forces punch through Russian fortifications and retake lost territory.