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The Solution to Global Warming: Antacid for Planet Earth?

If worrying over global warming is giving you indigestion, you'd reach out for a bottle of antacids. But what if antacid itself - in the form of calcium carbonate powder - is actually the prescription to tackle the planet's global warming woes?

Harvard researcher Zhen Dai thought that it might:

In powdered form, calcium carbonate—often used to relieve upset stomachs—can reflect light; by peppering the sky with the shiny white particles, the Harvard researcher [Zhen Dai] thinks it might be possible to block just enough sunlight to achieve some temperature control here on Earth.

Read the rest over at Wired.

Image credit: Tony Luong/Wired


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