Global sand and gravel extraction conflicts with half of UN Sustainable Development Goals
Sand and gravel are the most mined materials in the world, with between 32 and 50 billion tonnes extracted globally each year. They are being extracted faster than they can be replaced. But according to a new study led by researchers at McGill University and the University of Copenhagen, the human and environmental costs of this extraction on lower and middle-income countries have been largely overlooked.
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