Editor’s Note: CNN Films ”Blue Carbon: Nature’s Hidden Power” takes viewers from the mangroves of Vietnam to the salt marshes of France to investigate a powerful new ally in the battle to slow climate ...

A NASA-sponsored study shows that by using a new technique, scientists can determine what limits the growth of ocean algae, or phytoplankton, and how this affects Earth's climate. Phytoplankton is a ...

(CNN) — On a slice of the ocean front in west Singapore, a startup is building a plant to turn carbon dioxide from air and seawater into the same material as seashells, in a process that will also ...