Join us for a one-mile natural and cultural history walking tour of Lake Temescal on Saturday, Feb 17th from 11:00 am to 12:30 pm. Please register here. We are requesting a $10 donation, but no one will be turned away … Read more
February 9, 2024 •
Save Mount Diablo: Rocks on the Move
July 4, 2023 •
Explore 180 million Years of Geologic History on Mount Diablo What do the summit of Mount Diablo and the Marin Headlands have in common? How is Sentinel Rock in Rock City related to Yosemite’s Half Dome? You’ll discover the answers … Read more
Bay Nature’s Most-Loved Stories in 2022
December 21, 2022 •
Stories about abalone, bobcats, underground rivers, newts, two-headed worms, out-of-place birds, acorns, shrews, moles, shrew-moles, and clams with a purpose.
A Geologist Argues Against ‘Time Denial’
October 12, 2018 •
In her new book Timefulness, geologist Marcia Bjornerud tries to change the culture of right now.