News tagged with shells

Shells slim down with CO2

Marine algae that turn carbon dissolved in seawater into shell will produce thinner and thinner shells as carbon dioxide levels increase.

Aug 09, 2011 4.2 / 5 (6) 0 | with audio podcast

Hanoi's renowned turtle free again

An ageing giant turtle revered as a symbol of Vietnam's independence struggle has won back her freedom back three months after being captured for medical treatment, an official said on Wednesday.

Jul 13, 2011 not rated yet 0