Living With Wildfire, 7,000 Steps A Day Okay, Kids’ Mars Questions. Sept 17, 2021, Part 1

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Scientists Potty Train Cows To Lower Greenhouse Gasses Scientists have known it for a long time: Cattle are a major source of nitrogen emissions, contributing to the global warming crisis. Alternatives have been tossed around for years: from eating less meat to feeding cows seaweed. Now, a new study out of Germany and New Zealand has a more outside-the-box solution: potty-training calves. Scientists trained cows to pee in just one spot—dubbed the “MooLoo”—so their urine can be cleaned before it seeps into the environment. Most calves got the hang of it within 20-25 pees. Joining guest host Umair Irfan to talk about this and other science stories of the week is Roxanne Khamsi, science…