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Thin Air Might Increase Depression in Mountain StatesBreathing air that has lower levels of oxygen is linked with signs of depression, according to a new study in animals.
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ADHD Rates Are Lower at Higher Elevations, Study FindsKids who live at higher elevations may face a lower risk of ADHD than kids who live closer to sea level, researchers say.
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Biggest Cloud-Seeding Experiment Yet Only Sparks More DebateThe results of the most scientific study of cloud seeding done yet are in.
