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Would a Planetary Sunshade Help Cool the Planet? This Mission Could Find Out
As worldwide temperatures continue to rise and conventional solutions aren't working fast enough, governments may turn to geoengineering solutions. One idea is to place a giant sunshade somewhat like an umbrella between the Earth and the Sun to block some of the sunlight that reaches our planet. A new mission proposes sending an 81 m² sail to Earth-Sun L1 to measure the effect of blocking a tiny fraction of solar energy.
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