Geoengineering and Power Politics: Who Decides if the Planet is Dimmed?

When scientists talk about “dimming the planet,” they do not use analogies. Instead, they refer to solar geoengineering, which includes intentionally reflecting a portion of sunlight into space to cool the Earth, and has moved from science fiction to actual policy discussions. Proposals such as pumping aerosols into the stratosphere, brightening marine clouds, and installing […]