Half life 2 keep off the sand9/21/2023 ![]() ![]() The problem is made worse when dams upstream prevent sediments from replenishing the river. The pollution and acidity can kill fish and leave less water for people and crops. When miners dig out layers of sand, riverbanks become less stable. Sand mining destroys habitats, dirties rivers and erodes beaches, many of which are already losing ground to rising sea levels. What experts do know, though, is that extracting sand in unparalleled quantities comes at a growing cost to people and the planet. Sometimes we don't even know where it's coming from, how much is coming out of rivers. ![]() "We don't understand the impacts enough of where we're taking it from. ![]() "The nature of the crisis is we don't understand this material well enough," said Louise Gallagher from the Global Sand Observatory in Geneva, who co-authored the report.
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