Earth
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EarthHelp for a world drowning in microplastics
Microplastic pollution in our oceans and lakes is a problem. Scientists are testing solutions — from more biodegradable recipes to nanotechnology.
By Sharon Oosthoek and Maria Temming -
OceansHealthy coral reef sounds attract fish searching for a home
Playing the sounds of a healthy reef can help attract fish to dying corals, helping rebuild their community.
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EcosystemsNewfound desert soil community lives on sips of fog
Lichens and other fungi and algae team up to form a 'grit-crust' on the parched soil of Chile’s Atacama Desert. Those species slake their thirst with moisture from coastal fog.
By Jack J. Lee -
EcosystemsScientists Say: Estuary
This is where a freshwater river meets a salty sea. This environment has brackish water, a mix of saltwater and freshwater.
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EnvironmentAustralian fires have imperiled up to 100 species
As massive wildfires consume huge swaths of Australia’s bush, untold species — many of them found nowhere else — are now threatened with extinction.
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LifeWhy some whales become giants and others are only big
Being big helps whales access more food. But just how big a whale can get is influenced by whether it hunts or filter-feeds.
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Climate5 things to know about the climate-saving benefits of tree planting
A recent analysis of the benefits of massive efforts to plant more trees triggered a firestorm of controversy.
By Susan Milius -
EarthScientists Say: Firewhirl and Firenado
Firewhirls are smallish vortices of ash and flame; firenadoes are true twisters set off by the conditions that come with a wildfire.
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EnvironmentDon’t toss that vape!
Plenty of people talk about potential risks of vaping. But this teen habit also saddles schools with lots of trash — some of it quite toxic.
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LifeScientists Say: Nutrient
Nutrients provide living things, from bacteria to animals, with the energy and materials to grow. But too much of a nutrient can sometimes cause harm.
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ClimateHotspots found for lightning’s superbolts
A nine-year survey reveals where and when the most energetic lightning strikes — and it’s not what scientists expected.
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ChemistryScientists look to hack photosynthesis for a ‘greener’ planet
Photosynthesis turns sunlight into energy for plants. Scientists want to know more about it, imitate it — even improve it.