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 research
05:05 - 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

View all of The Economist’s climate change coverage: https://econ.st/37suszu

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Watch our previous video on solar geoengineering: https://econ.st/3vwTTYD

Read our explainer about the IPCC’s recent report: https://econ.st/37vw77x

Listen to our podcast about whether a 1.5°C climate target is attainable: https://econ.st/3xEj1zC

How heatwaves in Europe are strengthening environmentalism: https://econ.st/3EsW2sA

Mumbai’s ambitious net-zero plan: https://econ.st/3JQ053i

Will the energy crisis spark American clean tech innovation?
https://econ.st/37o4rS9