Photograph of Devonian rugose corals from New York State.

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Find quick answers here to all of your Earth science questions.

Last updated December 10, 2021.

Image above: Devonian-aged rugose corals from New York State.

Quick Guides to Earth Science

Introduction to Rocks


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Photograph of rocks in Hawaii, including pieces of black basalt and white limestone made by corals.

Quick Guide to Common Fossils


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Introduction to Earth Hazards


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Photograph showing damage resulting from the San Francisco Earthquake of 1906.

Introduction to Climate


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Photograph of a lake in northern Wisconsin.

Climate and Energy





Does the Ozone Hole Cause Global Warming?


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Is Climate Change Too Big or Too Far Along to be Stopped?


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What is the IPCC?


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Is the Sun Causing Global Warming?


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Are Volcanoes Causing Global Warming?


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Are Orbital Changes Causing Global Warming?


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Why is Sea Level Rising?


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