What would be the price tag for shielding the Earth from global warming using a chemical cloud? It might be just $1 billion to $3 billion, making a sun-reflecting project much cheaper than combating ...

Choosing Google’s Mountain View, Calif. campus as the venue for another big federal cleantech announcement, Department of Energy Secretary Steven Chu launched a $151 million round of government grants ...

Fossils are puzzles from the past. They also give us clues to the future. “We have to go back to the geologic past and study ancient climate warming events and see how organizations responded to those ...

When politicians around the world tell the story of global warming, they cast it as humanity’s greatest challenge, but promise that they can meet it at low cost while improving the world in countless ...

The primary focus of international climate negotiations this week in Baku, Azerbaijan, is how to pay for the costs of cutting global climate pollution and adapt to the impacts of climate change. But ...

Carbon removal projects could prove vital in offsetting methane emissions – the second largest contributor to global warming.

Scientists study how hidden hydrogen pollution is quietly warming the planet. A new research shows hydrogen leaks extend ...

Summer 2024 saw another round of devastating heat waves, droughts, wildfires, storms, and record-setting global temperatures. The window for averting a catastrophic 1.5 degrees Celsius (3 degrees ...

Christian Jakob receives funding from the Australian Research Council. At any given time, about two-thirds of Earth’s surface is covered by clouds. Overall, they make the planet much cooler than it ...