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 ...

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

Curbing methane emissions could be the “parachute” needed to slow global warming, said Jacquelyn Francis, founder of Climate ...

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 ...

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

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 ...

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 ...

As global temperatures rise and demand for air conditioning and refrigeration soars, all countries must adopt common-sense initiatives to make cooling more efficient, less emissions-intensive, and ...