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What If We Cooled the Earth with Solar Power?

Why do solar panels look so different these days? And why have we started installing them on top of mountains, using them to pave our roads, and putting them in the middle of our oceans? Well, if we cover enough of our planet in solar panels, we’ll have a good chance of halting the planet’s rising temperature, and maybe even cooling it a couple of degrees. But how would that work? Could we use the panels to reflect the Sun’s heat into space? How many solar panels would it take to power everything on the Earth? And why could a solar-powered planet be bad for the environment?

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Kristopher Kirby

What If is a mini-documentary web series that takes you on an epic journey through hypothetical worlds and possibilities. Join us on an imaginary adventure through time, space and chance while we (hopefully) boil down complex subjects in a fun and entertaining way.

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