You've probably used clear plastic bags to store everything from leftovers, toiletries for travel, or even spare blankets. Transparent plastic storage bags make it easy to protect items from the ...

It was 2005 in Chico, Calif., and Andy Keller was unemployed. One idle day found him clearing his yard of debris and heading to the local landfill to dispose of it. He was dismayed by what he saw.

There was a time no so long ago, when people would throw food scraps, peelings and the like into the compos heap in the back corner of their garden. The rest of the household rubbish went into the ...