Dirt Therapy

Can getting your hands dirty actually make you feel better? This is Sandra Tsing Loh with the Loh Down on Science. We often think of dirt as something to avoid. But could the soil beneath our feet hold microbes that benefit our health? Researchers from the University of Colorado, Boulder

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Disappearing Soil

Is soil just… dust in the wind? This is Sandra Tsing Loh with the Loh Down on Science. Across the United States, human activity leaves soil exposed to erosion. How much are we losing? Enter Shahab Aldin Shojaeezadeh and team from the University of Kassel.  Researchers combined erosion models, climate data,

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Underground Economy

Think Wall Street… but underground! This is Sandra Tsing Loh with the Loh Down on Science. Scientists are discovering that microbes and plants may be running tiny nutrient markets beneath our feet. Listen closely. Gijsbert Werner and team from Vrije Universiteit Amsterdam discovered that microbes and plants actually TRADE nutrients.

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Nature’s Cleanup Crew

Talk about deep, deep trouble. This is Sandra Tsing Loh with the Loh Down on Science. Contaminated soil doesn’t recover overnight. Pollution is stubborn. But belowground, nature has already begun the cleanup. How? Enter Danielle Stevenson and team at the Center for Applied Ecological Remediation. They collected soil samples from

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