Imagine waking up one morning to discover that someone has been altering the atmosphere above your head without asking.

For years researchers have been looking for viable solutions to our current climate crisis. As the years go by without any significant progress being made to counteract climate change, some ...

Investment firms have put over $100 million into developing risky technologies that could cool the planet with unknown side ...

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 ...

Scientists aim to reclaim thousands of hectares of desert using cyanobacteria that can stabilise sand and create foundation ...

On a special episode (first released on May 23, 2024) of The Excerpt podcast: As the world warms and aspirations to reach net-zero carbon emissions slide further and further away, climate scientists ...

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 ...

Here’s the thing about the stratosphere, the region between six and 31 miles up in the sky: If you really wanted to, you could turn it pink. Or green. Or what have you. If you sprayed some colorant up ...

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 ...

Blog posts represent the views of CFR fellows and staff and not those of CFR, which takes no institutional positions. The following is a guest post by Joshua Horton, research director, geoengineering, ...

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, ...

As with other technologies, the risks of solar geoengineering cannot be sensibly evaluated without a scenario for goals and governance. Solar geoengineering, also called solar climate intervention, is ...