Earth Science Links

US Geological Survey

California Geological Survey

Geological Society of America

American Geophysical Union

South Coast Geological Society

National Association of Geoscience Teachers

General Geology Topics

Glossary of Geology -- Houghton-Mifflin

Earth Scientist's Periodic Table

Plate Tectonics -- a USGS Tutorial

Plate Tectonics -- James Marshall University


Earth Science Picture of the Day

NOAA Solar Calculator

NIST Correct Time

Geologic Time Scale

Minerals and Rocks

Bob's Rock Shop -- The Rock Blog

Introduction to Minerals

Mineral Identification -- Bob's Rock Shop

Mineralogy Database

Rock Identification -- Bob's Rock Shop

Igneous Rocks

Sedimentary Rocks

Metamorphic Rocks


Earthquake Bulletin -- USGS

Southern California Earthquake Center

Northern California Earthquake Center

UC Berkeley Seismology Lab

Cal Tech Seismology Lab


Volcano World -- Oregon State University

How Volcanoes Work -- San Diego State

Eruptions: A blog about volcanoes

Alaskan Volcano Observatory

California Volcano Observatory

Cascades Volcano Observatory

Hawaiian Volcano Observatory

Yellowstone Volcano Observatory

Environmental Issues

Real Climate

NOAA -- Abrupt Climate Change

The Discovery of Global Warming

EPA -- Drinking Water Quality

Skeptical Science

The Solar System


The Nine Planets

Solar System Dynamics -- JPL

Heavens Above

Jet Propulsion Laboratory

Griffith Observatory

The Analemma

Astronomy Picture of the Day

Schools and Careers

Geology Careers

Cal State Fullerton Geological Sciences

Cal State Long Beach Geological Sciences

San Diego State Geological Sciences

UCLA Earth and Space Sciences

UC Berkeley Earth and Planetary Sciences

USC Department of Earth Sciences

Pomona College Department of Geology

Last updated 7/12/2012