Agriculture
Potty-trained cattle could help reduce pollution
About a dozen calves have been trained to pee in a stall. Toilet training cows on a large scale could cut down on pollution, researchers say.
Environment
More Stories in Environment
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EnvironmentWhy planting tons of trees isn’t enough to solve climate change
Massive projects need much more planning and follow-through to succeed – and other tree protections need to happen too.
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AgricultureA tweaked yeast can make ethanol from cornstalks and a harvest’s other leftovers
By genetically modifying baker’s yeast, scientists figured out how to get almost as much ethanol from cornstalks as kernels.
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AnimalsFocusing on Asian giant hornets distorts the view of invasive species
2021’s first “murder hornet” is yet another arrival. This is the not-so-new normal.
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ChemistryMany cosmetics contain hidden, potentially dangerous ‘forever chemicals’
Scientists found signs of long-lasting PFAS compounds in about half of tested makeup products, especially waterproof mascaras and lipsticks.
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AnimalsThe U.S.’s first open-air genetically modified mosquitoes have taken flight
After a decade of argument, Oxitec pits genetically modified mosquitoes against Florida’s spreaders of dengue and Zika.
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ChemistryA new technique could make some plastic trash compostable at home
Embedding enzymes inside biodegradable plastics makes them truly compostable, which could mitigate the plastic waste problem.
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EcosystemsWildfires launch microbes into the air. How big of a health risk is that?
How does wildfire smoke move bacteria and fungi — and what harm might they do to people when they get there?
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AnimalsDiscarded COVID-19 PPE such as masks can be deadly to wildlife
From entanglements to ingestion, two biologists are documenting the impact of single-use masks and gloves on animals around the world.
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EcosystemsSimple hand-built structures can help streams survive wildfires and drought
Building simple structures with sticks and stones — and inviting in dam-building beavers — can keep water where it’s needed to fight drought and wildfires.