Obama thinks it's better to protect Earth than explore Mars Barack Obama, former US President(Tonsil WITH / AFP) Former United States President Barrack Obama said humanity must preserve Earth before dreaming of colonizing Mars, as even nuclear war and runaway climate change cannot make the red planet more habitable. Speaking at a renewable energy conference in the French capital Paris, Obama singled out Silicon Valley tycoons, many of whom are building spaceships that could take humans to Mars. Some people talk about plans to colonize Mars because Earth's environment may be so degraded as to be uninhabitable. “I thought what were they talking about? "Even after nuclear war, Earth will be more habitable than Mars, even if we do nothing about climate change, Earth will still have oxygen – as far as we know, Mars doesn't," Obama said. “I would rather we invest in looking after the planet here,” he continued. Obama said space exploration should aim to
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