Tracing the source of illicit sand—can it be done?

If you've visited the beach recently, you might think sand is ubiquitous. But in construction uses, the perfect sand and gravel is not always an easy resource to come by. "Not all sand is equal in terms of what it can be ...

Amazon River no younger than 9 million years, new study shows

Researchers from the University of Amsterdam (UvA) and the University of Brasilia (Brazil) have determined the age of the formation of the Amazon River at 9.4 to 9 million years ago (Ma) with data that convincingly refutes ...

Evaporation basins alleviate drainage woes

A system employing evaporation basins for use in artificial drainage could improve the health of the Blackwood Basin in the South West within the century, a study has found.

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