Source: AL JAZEERA, 4/29/21


What can white cotton underwear tell you about the health of the soil in your farm or garden? Quite a lot, it turns out. Hundreds of people – from farmers to schoolchildren – are burying their cotton underwear in their back gardens to dig up eight weeks later as part of a citizen science project called the Soil Your Undies Challenge that began in the United States before spreading overseas and is now gathering momentum in Australia.

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