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CrowdScience - How contrail-free skies after 9/11 affected the weather - 成人快手 Sounds

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How contrail-free skies after 9/11 affected the weatherHow contrail-free skies after 9/11 affected the weather

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Grounded airplanes post-9/11 afforded scientists a rare chance to study contrail effects.

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CrowdScience
How contrail-free skies after 9/11 affected the weather
Grounded airplanes post-9/11 afforded scientists a rare chance to study contrail effects.
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