Environment
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EnvironmentFlu river
Rivers polluted with Tamiflu could help a resistant flu strain develop in birds.
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EnvironmentA gassy threat from above
In Earth’s atmosphere, nitrous oxide threatens the ozone layer.
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EnvironmentSpringing forward
Climate change affects the timing of flowering, migration and other natural cycles, meaning spring is coming earlier in many parts of the world.
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EnvironmentGetting the dirt on carbon
The circle of life continues thanks to the carbon cycle.
By Susan Gaidos -
EnvironmentMood-boosting drugs make unhappy fish
Drugs called antidepressants find their way into lakes and streams, affecting the behavior of fish living there in unexpected ways.
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EnvironmentOur plastic world
Some products contain chemicals that can pose a serious health risk.
By Emily Sohn -
EnvironmentPolar ice feels the heat
This is the first of a two-part series on global climate change.
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EnvironmentFear Matters
Halloween can scare kids and make them act strange. But animals and ecosystems respond to fear every day of the year.
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EnvironmentAcid snails
Changing chemistry in the world's oceans could affect the ability of a snail to defend itself.
By Emily Sohn -
EnvironmentLessons from a lonely tortoise
In the Galapagos Islands, scientists are struggling to save some of the most endangered creatures in the world.
By Bryn Nelson -
EnvironmentWhere have all the bees gone?
More than one-fourth of the honeybees in the United States have disappeared since last fall, and scientists are trying to figure out why.