Dear EarthTalk: What is “sand mining” and why is it bad for the environment? – O.H., via email Answer: Sand mining, extracting sand from the earth, is the second most widespread human activity in ...

There’s more to beach sand than meets the eye. It has stories to tell about the land, and an epic journey to the sea. That’s because mountains end their lives as sand on beaches. If you're enjoying ...

Julian Leyland receives funding from UKRI. Sand underpins everything from skyscrapers to smartphones. Sharp sand (as opposed to rounded desert sand) is the key ingredient in concrete, while ...