If the world is getting too hot, why not give it some shade? Solar geoengineering could halt global warming, but there are risks to this controversial technology.

00:00 - Is solar geoengineering worth the risks?
00:41 - On the frontline of climate change
01:40 - What is solar geoengineering?02:05 - Why the Saami Council stopped a research project
03:33 - Why we need more research05:05 - The risk of global political tension
06:12 - The risk of termination shock 07:07 - What is marine cloud brightening?
09:04 - The risk of unequal effects

The Economist