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in title, tags, annotations or url2.17.gif 423×458 pixels - 0 views
Marijuana use may double the risk of accidents for drivers, study finds - 0 views
Venting volcanoes | Science News for Kids - 0 views
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When volcanoes erupt, they can release ash, chunks of rock and torrents of lava. Now scientists have found that eruptions also can spew massive amounts of a chemical called bromine. This gas helps destroy the ozone layer, a segment of the upper atmosphere that protects life on Earth from the sun's harmful ultraviolet rays.
End of big bug era | Science News for Kids - 0 views
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Flying predators probably gobbled up the biggest of the large flying insects 150 million years ago About 300 million years ago, long before the first dinosaurs appeared, a different type of oversized critter inhabited Earth: giant insects. Scientists suspect bugs grew bigger then because the atmosphere contained more oxygen than it does now.
The Science Of Phobias - 0 views
all about phobias | phobia clinic - 0 views
Lead Poisoning Stymies Condor Recovery - Science News - 0 views
children « canarypapers - 0 views
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