Add Yahoo as a preferred source to see more of our stories on Google. New study warns that cooling Earth with stratospheric aerosols faces huge technical and political challenges that make it far from ...

It might sound like a Bond villain's sinister plot, but dimming the sun could be the key to fighting climate change. Scientists believe a controversial geoengineering technique called stratospheric ...

Holy sun-repellant spray, Batman! Could injecting billions of kilograms of sunlight-dimming aerosols into the atmosphere save the planet from industrial climate destruction? Or is that just ...

The debate over solar geoengineering, often linked to Bill Gates, raises questions about climate control and its potential risks. Discover the facts behind the controversy.

I've heard for several years about stratospheric aerosol injection SAI is a known way to artificially reduce the temperature of the earth but has an issue with a bounce back effect from stopping it.

A technique to cool the planet, in which particles are added to the atmosphere to reflect sunlight, would not require developing special aircraft but could be achieved using existing large planes, ...

Scientists for years have argued over drastic action to cool a warming world. Among the most widely debated is stratospheric aerosol injection, or SAI— injecting reflective particles into the upper ...