The idea of manually tampering with our atmosphere to combat climate change, such as by seeding clouds with reflective ...

So far, solar geoengineering on a global scale has only been pulled off in science fiction. We asked author Neal Stephenson ...

Two companies are aiming to preserve Arctic ice by pumping water onto the sheet and letting it freeze, but only one of the ...

A circle running along the 27° east and 153° west meridians divides the globe into two halves with equal reflectivity – and ...

SpaceX, the owner-operator of the world’s largest satellite constellation, recently applied for permission to launch 1 million Starlinks—on top of the 10,000 already in orbit. Scientists have ...

The UN Environment Assembly recently considered a proposal to research solar geoengineering, as it’s known, an outlandish scheme to cool the Earth by blanketing the heavens with aerosols –chemicals ...

Desperate times call for desperate measures. In recent years and in the face of unprecedented changes in the climate system, some previously unknown and risky solutions have been proposed to put a ...

Stratospheric aerosol injection, the idea of spraying sulfur dioxide into the upper atmosphere to cool the planet, is one of the most controversial topics in climate science, with scientists engaged ...

If we started geoengineering in 2020, what would temperatures look like 10 20 30 40 50 years from then? Mouse over an area for more information. If we started geoengineering in 2020, what would ...

Advocates say there’s a growing ethical obligation for researchers to explore alternative solutions to climate change. Manipulating the Earth’s natural systems to counter global warming has long been ...

A group of British scientists had a plan for a groundbreaking geoengineering test. Working from a disused military airstrip in Norfolk, UK, they would attach a 3,000-foot hose to a helium balloon, ...