Bookmarked Why the world is running out of sand (

Awareness of the damage caused by our addiction to sand is growing. A number of scientists are working on ways to replace sand in concrete with other materials, including fly ash, the material left over by coal-fired power stations;ย shredded plastic; and even crushed oil palm shells andย rice husks. Others are developingย concrete that requires less sand, while researchers are alsoย looking at more effective ways to grind down and recycle concrete.

Vince Beiser digs into the world of sand. Interestingly, it is used in a number of different contexts, from the increase of land to the creation of glass. Also the mining of the resource is having both an environmental impact on rivers and people forced to work.