“It is 10 years since the Paris Agreement was adopted, and despite progress on many fronts, fossil carbon dioxide emissions ...

Scientists say emissions could begin to decline in the next several years. What happens in China could determine when.

That carbon dioxide and other greenhouse gases trap heat is something scientists have known about for more than a 150 years. The underlying concept behind climate change is simple enough that school ...

Chemically, carbon dioxide is incredibly simple – it is just one carbon atom linked with two oxygen atoms. Together they create a colorless gas that makes up just a tiny fraction of the Earth's ...

Climate scientists have made one thing clear: Staving off the worst impacts of global temperature rise requires widespread and immediate action to minimize greenhouse gas emissions. Even still, a new ...

The Birth of Atmospheric Monitoring The carbon dioxide data on Mauna Loa constitute the longest record of direct measurements ...

The cause of global warming shows no sign of slowing down: Levels of the three most significant human-caused greenhouse gases – carbon dioxide (CO2), methane and nitrous oxide – continued their steady ...

The amount of heat-trapping carbon dioxide in the atmosphere has shot past a key milestone — more than 50% higher than pre-industrial times — and is at levels not seen since millions of years ago when ...

California could embrace a groundbreaking program to capture greenhouse gases by planting more trees, restoring wetlands and promoting more carbon-absorbent farming, thanks to proposed legislation ...

Get top local stories in San Diego delivered to you every morning. Sign up for NBC San Diego's News Headlines newsletter. Without the greenhouse effect, Earth would be freezing, scientists said. The ...