Earth
Under the ice, a hidden lake hints at its origin — and coming end
Lake Mercer may serve as a model for better understanding the birth and life of Antarctica’s hundreds of subglacial lakes.
By Douglas Fox
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.
More Stories in HS-ESS3-6
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ClimateHere’s how to increase clean energy without harming wildlife
Wind farms, solar panels and more take up land and may harm wildlife. Researchers are working to resolve this conflict.
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ClimateThe world is aiming for ‘net zero’ emissions of greenhouse gases
Nations are charting how they might ‘zero’ out their releases of climate-warming gases. Success might greatly lower the risks of climate catastrophes.
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ClimateGreen energy is cheaper than fossil fuels, a new study finds
Switching over to clean, renewable power — and away from fossil fuels — could save trillions of dollars by 2050, a new study finds.
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ClimateExplainer: What is decarbonization?
Lowering carbon levels in our atmosphere to stabilize the climate may start with switching from fossil fuels to greener energy sources.
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ChemistryExplainer: All about carbon dioxide
Animals and other life on Earth exhale carbon dioxide, which plants use for photosynthesis. But too much of this gas can perturb Earth’s climate.
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EnvironmentMicroplastic pollution aids viruses and prolongs their infectivity
The tiny plastic bits give these germs safe havens. That protection seems to increase as the plastic ages and breaks into ever smaller pieces.
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ClimateGreenland’s inland ice is melting far faster than anyone thought
Inland melting of the Northeast Greenland Ice Stream is accelerating — and may contribute far more to sea level rise than earlier estimates suggested.
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AnimalsStudy finds big drop in animal populations since 1970
But the same thing is not happening throughout the kingdom. For instance, more than half of vertebrate populations are stable or increasing.
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EnvironmentThis chemist uses online videos to teach about the perils of microplastics
Imari Walker says her journey as a scientist and science communicator lets her talk about and advocate for her passion.