Vast sums of private and public money are now chasing a once-fringe idea: deliberately reflecting a slice of sunlight back ...

Last week, the New York Times reported on a nascent U.S. government effort to build a detection system for solar geoengineering. Also known as solar radiation modification (SRM) or stratospheric ...

We have only 12 years to cut greenhouse gas emissions by 45 percent, according to an October report from the Intergovernmental Panel on Climate Change (IPCC). The feat, it admits, would require “rapid ...

Geoengineering experiments like cloud brightening and sulfur dioxide injection are being explored to cool the planet. These technologies raise concerns about unintended consequences and could ...

Professor in Global Governance and Public Policy at the University of Bristol, and Co-Director, Center for Climate Change and Development, Alex Ekwueme Federal University Ndufu-Alike Chukwumerije ...