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Arches National Park Geology Tour provides an extensive, visually rich description of the geology of Arches, by Deborah Ragland, Ph.D. See our DVD collection.

Celebrate Earth Day 2008
News story originally written on April 18, 2008

Hurrah for Earth Day! Earth Day is celebrated on April 22. It helps everyone remember to keep our planet clean and healthy.

The Earth is a very special and beautiful place. It makes a good home for plants, animals, and other living things.

Let's keep Earth a clean and beautiful place for living things, large and small. Let's celebrate Earth Day!

Last modified April 18, 2008 by Lisa Gardiner.

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Windows to the Universe, a project of the National Earth Science Teachers Association, is sponsored in part by the National Science Foundation and NASA, our Founding Partners (the American Geophysical Union and American Geosciences Institute) as well as through Institutional, Contributing, and Affiliate Partners, individual memberships and generous donors. Thank you for your support! NASA AGU AGI NSF