Exploring Nature in the San Francisco Bay Area

Marsh Gumplant

Defining the edge of a shifting body of water like San Francisco Bay, whose exact extent changes with every tide, every season, every storm, can be tricky business. In our...

Sears Point

The southernmost hump of the Sears Point ridge, known locally as Cougar Mountain, looms over Highway 37. Not its height but its isolated station makes it visible from highways and...