GEOLOGIC RESOURCES CREDITS

Books and other publications used as sources of information on this website include the following:

• Atwood, W.W., 1940.   The Physiography of the United States, Ginn and Co., Inc., Boston, MA, USA.
• Bouwer, H. and R.C. Rice, 1976. A slug test method for determining hydraulic conductivity of unconfined aquifers with completely or partially penetrating wells, Water Resources Research, vol. 12, no. 3, pp. 423-428.
• Corbett, R.G. and Dannemiller, G.T., 2007.   Causes of Global Warming, Are We Certain?    In The Professional Geologist, Vol. 44, No. 6, published by the AIPG, Nov./Dec. 2007.
• Fetter, C.W., 2000.   Applied Hydrogeology, Prentice Hall, Englewood Cliffs, NJ, USA.
• Lahee, F.H., 1952.   Field Geology, McGraw-Hill Book Co., Inc., USA.
• Leet, L.D. and S. Judson, 1958.   Physical Geology, Prentice-Hall, Inc., Englewood Cliffs, NJ, USA.
• Loomis, F.B., 1938.   Physiography of the United States, Doubleday, Donan & Co., Inc., New York, NY, USA.
• Moore, R.C., 1958.   Introduction to Historical Geology, McGraw-Hill Book Co., Inc., New York, NY, USA.
• Oreskes, N., 2003.   Plate Tectonics, An Insider's History of the Modern Theory of the Earth, Westview Press, Boulder, CO, USA.
• Skehan, J.W., 2001.   Roadside Geology of Massachusetts, Mountain Press Publishing Company, Missoula, Montana, USA.
• Stein, S. and Wysession, M., 2003.   An Introduction to Seismology, Earthquakes, and Earth Structure, Blackwell Publishing, Malden, Massachusetts, USA.
• Stovall, J. Willis and H.E. Brown, 1955.   The Principles of Historical Geology, Ginn and Co., Boston, MA, USA.
• Ward, P.D., 2007.   Under a Green Sky: Global Warming, The Mass Extinctions of the Past, and What They Can Tell us About Our Future, HarperCollins, New York, NY, USA.

Many of the photographs and images on this website are original and produced by us.   However, we have also imported photos and images from a number of other websites that provide free photographs and/or images.    We are grateful for these free resources and encourage all to visit the below listed sites.

• FreeStockPhotos.com - Free photography for personal or commercial use
• hasslefreeclipart.com - Offering free clip art in several categories
• coolarchive.com - Free clip art, icons, and other neat stuff
• morgueFile.com - Free high resolution digital stock photography for either corporate or public use.
• freeimages.co.uk - more than 2,500 original stock photos all for free!
• bigfoto.com - free pictures download.
• freegraphics.com - Links to 100s of free graphics sites on the internet.
• graphxkingdom.com - free clipart and other freebies.

Online sources of information used on this website include the following sites:

• Enchanted Learning - information about dinosaurs
• U.S. Geological Survey - geology, radioactive dating
• U.S. Environmental Protection Agency - Website of the US EPA.
• NASA Visible Earth - A catalog of NASA images and animations.
• Wikipedia - Free online encyclopedia that anyone can edit.