Environment
‘Forever’ chemicals show up in students’ school uniforms
Researchers found PFAS “forever chemicals” in kids’ school uniforms and other clothing. Studies have linked these compounds to health risks.
HS-ESS3-2
Evaluate competing design solutions for developing, managing, and utilizing energy and mineral resources based on cost-benefit ratios.
More Stories in HS-ESS3-2
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EarthA bold plan to save the planet turns carbon dioxide into stone
Scientists hope that capturing carbon dioxide this way will limit both further warming of our planet and an escalation of extreme weather events.
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Materials ScienceA disinfectant made from sawdust knocks out deadly microbes
It’s made by pressure-cooking sawdust and water, is cheap and easy to make — and could lead to greener cleaning products than chemicals used today.
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EnvironmentSatellites find big climate threats — ultra-emitters of methane
Eyes in the sky show many of the worst methane emitters are in countries that produce a lot of oil and gas, such as Russia and the United States.
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ChemistryNew process can transform urban CO2 pollution into a resource
Researchers have developed a liquid metal that breaks down carbon dioxide in the air, converting it from a climate threat into a valuable raw material.
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Environment‘Mining’ cryptocurrencies pollutes the real world
Bitcoin and other cryptocurrencies exist only online. Yet the environmental impacts of their networks affect the real world.
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EnvironmentHow we choose to pay has hidden costs for the planet
Whether cash or credit, phone apps or digital currencies — all forms of payment have behind-the-scenes costs. And these can vary dramatically.
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EnvironmentRecycling a climate-warming gas could make ‘greener’ farmed fish
Instead of warming the climate, methane gas can be collected to help farmers. Along the way, it may also save some fish.
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ChemistryCould reusable ‘jelly ice’ cubes replace regular ice?
These hydrogel “jelly ice cubes” are made mostly of gelatin and water. They won’t melt, even when thawed, and may provide new food cooling options.
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MicrobesGenes point to how some bacteria can gobble up electricity
A new study shows how some microbes absorb and release electrons — a trait that may point to new fuels or ways to store energy.