Redrawing the world’s peat maps

Redrawing the world’s peat maps

A new study published in Global Change Biology shows that tropical peatlands are much more extensive than previously thought. The study started by estimating total tropical and subtropical wetlands and the new estimate reaches 4.7 million km2. Several other studies...
Scientists make a splash with urine experiment

Scientists make a splash with urine experiment

Not long before dawn, at a dairy farm in Colombia’s Cauca Valley, locals line up to buy fresh milk. But two people in the queue are seeking a less palatable purchase: urine. Twenty litres of fresh, steaming cow urine, specifically. “Early morning is a good time to...

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