USGS - science for a changing world

Science Topics

Maps, Imagery, and Publications Hazards Newsroom Education Jobs Partnerships Library About USGS Podcasts/RSS
You are here: Categories > Sciences > Earth sciences
Help
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 (95 items)
Related topics:


Results 101 - 110 of 491 listed alphabetically [list by similarity]
PDF Assessment of undiscovered technically recoverable oil and gas resources of Puerto Rico and the Puerto Rico-U.S. Virgin Islands Exclusive Economic Zone, 2013 [More info]
We estimated means of 19 million barrels of undiscovered, technically recoverable oil and 244 billion cubic feet of undiscovered natural gas in this area using a geology based assessment methodology.
PDF Assessment of undiscovered, conventional oil and gas resources of Mexico, Guatemala, and Belize, 2012 [More info]
We estimated means of 19 billion barrels of oil and 83 trillion cubic feet of undiscovered natural gas resources in 10 geologic provinces of this area using a geology-based assessment methodology.
PDF Assessment of undiscovered, technically recoverable oil and gas resources of Armenia, 2014 [More info]
We estimated mean volumes of 1 million barrels of undiscovered, technically recoverable conventional oil and 6 billion cubic feet of undiscovered, technically recoverable conventional natural gas in this area using a geology-based assessment methodology.
Atchafalaya & Mississippi River Deltas study: a tale of two deltas [More info]
Project of the Gulf of Mexico Integrated Science program that evaluates the transport and sedimentation of contaminates through the Mississippi River and Atchafalaya River delta to the near-shore Gulf of Mexico. Includes aerial photographs.
Atlantic margin offshore sediments: cooperative database and GIS development website [More info]
This site is designed to provide information on federal interagency and cooperative developments related to coastal sand and gravel resources and management issues along the Atlantic continental margin.
BRASS: Bedrock Regional Aquifer Systematics Study [More info]
Description of the project to publish new bedrock geologic maps in the United States to advance the understanding of the region's bedrock aquifers. Includes list of projects.
Bedform sedimentology [More info]
Bedform sedimentology home page with links to information on sedimentary structures including, explanatory text, computer-generated images and movies, photographs, and bedform simulation software.
Bedrock geologic map of Vermont [More info]
At a scale of 1:100,000, this map shows an uncommon level of detail for State geologic maps. Mapped rock units are primarily based on lithology, or rock type, to facilitate derivative studies in multiple disciplines.
Bedrock geology of the Yosemite Valley area Yosemite National Park, California [More info]
Site explains the general bedrock geology of the Yosemite Valley area.
PDF Beryllium--important for national defense [More info]
How this element is used, where we get it, and prospects for worldwide supply and demand.
Result pages:FirstPrevious ... 5 6 7 8 9 10 11 12 13 14 15 16 ... NextAll
Alphabetical Index of Topics a b c d e f g h i j k l m n o p q r s t u v w x y z

Accessibility FOIA Privacy Policies and Notices

Take Pride in America logo USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://www.usgs.gov/science//science/science.php?term=464&b=100&n=10&order=alpha
Page Contact Information: Ask USGS