The cons are that, depending on which sun-blocking method is used and how intensively, a permanent haze could appear over the earth, potentially making clear blue skies a thing of the past.7 The haze could prevent astronomers from seeing the stars and planets clearly and weaker sunlight could reduce the capacity of solar power generators to produce energy (irony alert). But the biggest problem with the Pinatubo Option is that it does nothing to change the underlying cause of climate change, the buildup of heat-trapping gases, and instead treats only the most obvious symptom—warmer
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