We all know we need to eat less meat – here are the hard numbers.

Those who enjoy the wetlands and seafood of New England's coastline may be surprised by who they have to thank: the loggers of the 18th and 19th centuries. In clearing vast tracts of land, those prolific loggers released so much sand and dirt that open-water bays turned into swamps.

A pioneering series of experiments in California has an ambitious goal: to create a blueprint for sustainable fisheries.

Extremophile microbes in mud from a frozen Alaskan lake can be harnessed to make biogas.