Sand
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Researchers Claim to Develop a Concrete Alternative
The composite contains desert sand, an abundant material that can't be used in conventional concrete
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The World Is Facing a Sand Crisis
The impacts of extracting construction minerals such as sand and gravel to create roads and buildings have been overlooked
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Sand for Construction Is Vanishing
A boom in urban development has brought a run on the kind of sand that can be used in concrete, glass, and asphalt — and mining it comes at a very high cost