HS-ESS3-6
Use a computational representation to illustrate the relationships among Earth systems and how those relationships are being modified due to human activity.
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MicrobesArctic thaw is spreading wildlife diseases
Polar animals are encountering new, killer parasites as melting ice unlocks their access to new hosts.
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LifeCaught in the act
Scientists observe some evolutionary speed demons as they adapt over the course of just a few years to new environmental conditions.
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ChemistryExplainer: Ocean acidification
Here’s why shellfish and other animals in the sea suffer when the ocean is forced to absorb too much carbon dioxide.
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ClimateDid Columbus contribute to a Little Ice Age?
Scientist shows a surprising link between the explorer and a dip in temperatures.
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ChemistryDEET confuses mosquitoes
Scientists suspect the repellant messes with a mosquito’s sense of smell.
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ChemistryPlant-powered plastics
Scientists are using green materials to create more Earth-friendly plastics.
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AnimalsChanging climate alters fish behavior
Study finds clownfish don’t swim away from scary sounds in future ocean conditions.
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AnimalsAn enemy in the cave
Bats under attack from a fungus send scientists searching for clues to solve a deadly mystery.
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EnvironmentUnderwater racket
The oceans are getting louder, and scientists want to know what that means for marine residents.
By Emily Sohn -
ClimateArctic algae show climate change
Sediment from Arctic lakes shows that much of the Northern Hemisphere has been warming for many decades.
By Emily Sohn