Naturalist’s Notebook: Illustrated Guide to Otter vs. Beaver
How to tell two large aquatic mammals apart?
Water
California’s Drought, As Measured From the Sky
Up until recently, there were limited and fairly antiquated options on how to measure California's snowpack.
Video: A Walk on Lagunitas Creek Where the Coho Spawn
NoahLani Litwinsella has been volunteering with SPAWN, the Salmon Protection and Watershed Network, since he was just a small fry.
Water Hyacinth Thrives in Drought Stricken Delta
Drought brings ideal conditions for rapid spread of water hyacinth in the Delta.
High Pressure Ridge Gone at Start of Rainy Season
Is California's drought caused by "natural variability" or was it much more likely to happen under climate change?
Drought Brings Right Conditions to Stem Sudden Oak Death
The California drought is bad for most species, including the fungal pathogen that kills oaks.
Acorn Woodpeckers Expand Range in Search of Meager Acorn Supplies
The failure of the spring rains this year may have something to do with woodpeckers foraging in Berkeley and San Francisco.
Was California’s Extreme Drought Part of Our New Climate Normal?
Was California's record-breaking 2013-2015 drought a window into the future?
From Shanghai to San Francisco Bay, a Q&A With Igor Skaredoff
The son of Russian immigrants living in post-war Shanghai, Igor Skaredoff moved to California with his parents at the age of six, and has been here for most of his...
Nature Below Dolores Park, One Way or Another
A Dolores Park construction hole filled with water. Was this the clue to an unresolved mystery, and a window into a piece of San Francisco history?
