It’s the second-most exploited resource after water–and the world is running out of it.
You like digging your toes in it and children enjoy building castles out of it. Now consider for a moment a world without sand. That world will be our reality someday. But, how can we possibly be running low on a substance that seems so limitless? Northeastern researchers discussed the global sand shortage during a webinar on sustainable development and coastal erosion hosted by the university’s Young Global Leaders.