Exploring Nature in the San Francisco Bay Area

GGNRA Big Year Comes to a Close

What brings together professionals and amateur naturalists, butterfly specialists and evolutionary biologists, children and adults, all in the name of endangered species? Try the Golden Gate National Recreation Area's Big Year for Endangered Species.

The Sea Scouts Rise Again

A derelict historic building on the Palo Alto waterfront is about to find new life: As the expanded home of the 36-year-old nonprofit Environmental Volunteers, which offers hands-on science learning to thousands of South Bay schoolchildren each year.

Fall is the Season When Garden Spiders Live Large

Look in your backyard right now, and there's a decent chance you'll see the ornate webs of our local orbweaver spiders. After feeding on insects all spring and summer, banded garden spiders and yellow garden spiders get big and very noticeable in fall, just before they lay their eggs and die.