Ken Williamson and his crew pick up used oyster shells from local restaurants and use them for conservation projects along ...

A shell string collection event will be held in September for native oysters, OC Coastkeeper Marine Restoration Director ...

As well as recycled plastic, the chassis is also made from oyster shell material ... backpack without an extra layer of protection like a case or sleeve - and even then, it’s a risk.

Oyster shells are bulky and plain, but the treasures they hold go beyond their tasty meat and beautiful pearls. One company in Hong Kong is turning them into materials for constructing buildings.