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Geology
Study of the planet earth, its composition, structure, physical and chemical processes, and history since its origin.
Subtopics:
Economic geology (160 items)
Geochronology (23 items)
Geomorphology (41 items)
Hydrogeology (37 items)
Marine geology (52 items)
Mineralogy (15 items)
Petrology (3 items)
Sedimentology (19 items)
Stratigraphy (7 items)
Structural geology (7 items)
Volcanology (61 items)

Subsurface maps (93 items)
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Results 466 - 470 of 470 listed by similarity [list alphabetically]
World petroleum assessment [More info]
A rigorous geologic foundation for estimating world undiscovered energy resources. Links to world energy resources text and maps (PDF format), total petroleum system (TPS), and world geologic maps.
World Petroleum Assessment 2000: description and results [More info]
World Petroleum Assessment 2000 estimates of the quantities of conventional oil, gas, and natural gas liquids outside the United States that have the potential to be added to reserves in the next 30 years (1995 to 2025).
Yellowstone Volcano Observatory (YVO) [More info]
Homepage of the Yellowstone Volcano Observatory with links to information about the observatory at Yellowstone National Park, volcanic history, photo gallery, monitoring data, publications and products, and Frequently Asked Questions (FAQs).
Yosemite Valley geologic story [More info]
Site describes the present understanding of the various geologic processes that contributed to the valley's creation. Links to Yosemite Valley's geologic maps.
PDF Zinc-The key to preventing corrosion [More info]
Explains how we use zinc, where it comes from, and discusses worldwide supply and demand.
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