Category Archives: Geology

Geologic Time and Human Time Intersect in California

Posted on February 10, 2010 by Ron Pavellas

Geologists measure time in ‘periods’ and ‘eras’ lasting millions of years. Our current period is The Quaternary Period that began somewhat less than 2 million years ago. Beginning in the Paleozoic Era (544 to 245 million years ago) and ending … Continue reading →

Posted in Geography, Geology, Science & the Sciences | Tagged Abraham Lincoln, Almaden Quicksilver County Park, Assembling California, “Loma Prieta” earthquake of 1989 California, California Gold Rush, Eldridge Moores, John McPhee, New Almaden, Ohlone Indians, San Andreas fault | Leave a comment

Category Archives: Geology

Geologic Time and Human Time Intersect in California

Email Subscription

Blog Stats

My Other Weblogs

Publications

Weblogs I follow

Follow Blog via Email