For years, climate policy has been built around the idea that humanity still had a narrow window to keep global warming within a relatively “safe” range. Now a wave of new research suggests that ...

The fastest warming period since 1880 occurred in the past 30 years, according to a Washington Post analysis of NASA data.

Research has pointed to the dangers of heavier and wetter snowfall, even as the number of snowy days decreases overall in California’s Sierra Nevada.

Foreword: Climate change and the uses of history / by Paul S. Sutter -- Introduction: Making climate change history -- Part 1. The scientific "prehistory" of global warming. "General remarks on the ...

Despite rapid progress in clean energy and electric vehicles, the world is still warming faster than ever. The good news is that we already have powerful ways to reduce the warming rate – if ...

Megacities flooded by surging seas. Mountains bare of the glaciers that once perched on their craggy peaks. Ice sheets crumbling into the ocean. The seafloor carpeted in ghostly skeletons of dead ...

According to the latest NOAA data, 2025 was Earth’s third-warmest year since records began in 1850. Global average temperatures in 2025 were 1.3°C (2.4°F) above pre-industrial (1850-1900) levels.

This joint report from Climate Central and World Weather Attribution conducts a global analysis of how extreme heat has changed since the signing of the 2015 Paris Agreement and how current pledges to ...

The opposing voices in America's first great debate about global warming was between Thomas Jefferson and Noah Webster in 1799. Bettmann / Corbis; The Granger Collection, New York As the tumultuous ...