Mining

Sand mining is the second most widespread human activity in marine environments after fishing. In fact, sand is second only to water as a natural resource used by humans. Currently, around 40 billion tons of sand is mined every year. The greatest use for sand is as a component of concrete, mortar, asphalt, and fill. But sand is also used for manufacturing glass, silicon chips for electronics, and metal castings, as well as for filtration, landscaping, and abrasives. Sand is a cornerstone of modern society.

At a time when countless communities are resisting powerful corporations—from Flint, Michigan, to the Standing Rock Reservation, to Didipio in the…

Mark Arax is from a Californian family of Central Valley farmers, a writer with deep ties to the land who has watched the battles over water intensify…

Our tech guru Jesse Feiler joins us this morning as we discuss the wild worlds of Blockchains and Cryptocurrency.Jesse Feiler is an app developer, author,…