Geology
Side Trips from Interstate 5: The Deep San Joaquin Valley
The Central Valley has rocks and oil, but its geology also includes water and fossils. See them in this side trip during your next drive south.
Post on May 24, 2012 by Andrew Alden from QUEST Northern California
Black Diamond Regional Mines Preserve Reopens Visitor Center
With the reopening of its underground Greathouse Portal Visitor Center, Black Diamond Mines Regional Preserve is ready when you are.
Post on May 17, 2012 by Andrew Alden from QUEST Northern California
Geological Outings Around the Bay: Rodeo Beach
As the weather warms, our fancy turns to thoughts of the beach. One of the most interesting is actually a bar.
Post on May 10, 2012 by Andrew Alden from QUEST Northern California
Which Are Gassier, Volcanoes or Humans?
Volcanoes release a lot of gas, including carbon dioxide. Can we blame them for climate change instead of us?
Post on May 03, 2012 by Andrew Alden from QUEST Northern California
Side Trips from Interstate 5: Sutter Buttes
The Sutter Buttes are an oak-studded island of extinct volcanoes in the Sacramento Valley bottomlands. Step off the freeway to see California's nearest thing to Shangri-La.
Post on Apr 26, 2012 by Andrew Alden from QUEST Northern California
The Switching Outlets of Clear Lake
Why has Clear Lake drained two different ways in recent geologic time? Volcanoes and landslides made it happen.
Post on Apr 19, 2012 by Andrew Alden from QUEST Northern California
Fracking in California: Any Cause For Concern?
California oil producers use hydraulic fracturing to goose more oil out of old wells. The benefit is clear, but the costs are too unclear for comfort.
Post on Apr 12, 2012 by Andrew Alden from QUEST Northern California
Side Trips from Interstate 5: Coalinga Country
No one likes the huge cattle feedlot north of Coalinga. Take this geological side trip and avoid the smell entirely.
Post on Apr 05, 2012 by Andrew Alden from QUEST Northern California
California's (and the World's) Oldest Rocks
California has some pretty ancient rocks, but to experience really old rocks you don't need to look far.
Post on Mar 29, 2012 by Andrew Alden from QUEST Northern California
Testing a New Drug for Mountain Sickness
Doctors have reported that common ibuprofen helps prevent altitude sickness. Read what it was like to be part of that research.
Post on Mar 22, 2012 by Andrew Alden from QUEST Northern California
Geological Outings Around the Bay: New Almaden
The New Almaden area looms large in Gold Rush history. Today it's an open-air museum of California mining practices and quicksilver geology.
Post on Mar 15, 2012 by Andrew Alden from QUEST Northern California
Side Trips from Interstate 5: Panoche and Tumey Hills
Interstate 5 doesn't have to be a dreary drive. Take a geological side trip on the way, for instance to the hidden Coast Range treasures due west of Fresno.
Post on Mar 08, 2012 by Andrew Alden from QUEST Northern California
The Half-Life of Disaster Awareness
Moves to trim the federal budget for its tsunami program arouse concern for deep as well as shallow reasons.
Post on Mar 01, 2012 by Andrew Alden from QUEST Northern California
Gigapans: Panoramas that Bring You All the Way There
These gigantic, zoomable photographs bring all the glory of great places to your screen. They also bring you geologic lessons of all sizes.
Post on Feb 23, 2012 by Andrew Alden from QUEST Northern California
Our Corner of Cascadia
A moderate earthquake this week in northwestern California is a reminder that part of our state lies in Cascadia, our tectonic analog of Sumatra and Japan.
Post on Feb 16, 2012 by Andrew Alden from QUEST Northern California
What Can Lake Vostok Tell Us About Europa?
Does the prospect of life in subglacial Lake Vostok really point to the same on the icy satellite Europa? The answer may surprise you.
Post on Feb 09, 2012 by Andrew Alden from QUEST Northern California
Explaining Earthquakes
Dig into the science of earthquakes! Learn the basics, check out an animation on seismic waves, test your quake knowledge, and hear from a Bay Area geophysicist.
Explainer on Feb 07, 2012 by Jenny Oh from QUEST Northern California
Geological Outings Around the Bay: Napa Glass Mountain
A Napa Valley roadcut was once a strategic resource center for the local inhabitants. Today it still draws visitors seeking out that resource: obsidian.
Post on Feb 02, 2012 by Andrew Alden from QUEST Northern California
Geological Outings Around the Bay: Mount Vaca and the Monticello Dam
Visit two great landmarks of the northeastern Bay Area—one highly visible, the other well hidden—featuring the same body of rock.
Post on Jan 26, 2012 by Andrew Alden from QUEST Northern California
Treasure from the Sky
The recently authenticated fall of meteorites from Mars excites fever dreams as well as scientific fervor.
Post on Jan 19, 2012 by Andrew Alden from QUEST Northern California
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