NEW CASTLE, Del. (CBS) – Staff at the Goodwill of Delaware unveiled a new glass pulverizer machine designed to help address sustainable fixes to excess glass waste and a growing global sand shortage.

College students started a venture that has diverted glass bottles from landfills and crushed them into sand for coastal restoration efforts. College students started a venture that has diverted glass ...

After hundreds of years of development, Philadelphia has lost much of the organic matter, minerals, sand and clay that make up natural soil. Instead, underneath our feet is lots of "rubble, debris and ...