Sand and gravel are the most mined materials in the world, with between 32 and 50 billion tons extracted globally each year. They are being extracted faster than they can be replaced. But according to a new study, the human and environmental costs of this extraction on lower and middle-income countries have been largely overlooked.
source https://www.sciencedaily.com/releases/2021/08/210827133754.htm
Monday, 30 August 2021
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