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SAND AND GRAVEL MINING for AGGREGATE Sand and gravel are crucial resources to economic development activities, such as road building and concrete production.

With the impending closure of all sand quarries in Tamil Nadu, Southbased cement companies are bracing for tougher times ahead. But the impact is not limited to ...

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Sand? Mine! Our insatiable need for concrete has led to destructive mining around the world. How can we do it better? Authored by by Tyee Bridge

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