In an effort to fight climate change, the Sahara Desert could be going green… literally.
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Elon Musk proposed in a tweet launching thousands of solar reflector satellites to warm Mars vs artificial suns.
An ambitious plan to recreate Mars’ atmosphere and make conditions more hospitable for human life, using giant magnetic shield.
How could we create a second Earth? How can we make Mars, Venus, or some of the moons in our solar system more earth-like?