Tectonics Credits | Environmental Literacy & Inquiry

Credits & Copyright Information

Principal Investigators: Alec Bodzin (PI), David Anastasio (co-PI), and Dork Sahagian (co-PI)

Development: Alec Bodzin, David Anastasio, Dork Sahagian, Allison Telezke, Scott Rutzmoser, Lori Cirucci, Denise Bressler, Jill Burrow

Advisory: Joseph Kerski (ESRI Education), Tom Baker (ESRI Education), James MaKinster (Hobart and William Smith Colleges), Joan Ramage (Lehigh University), Violet Kulo (Johns Hopkins University)

Copyright Information

All content on this Web site, including photographs, text, illustrations, and maps, is the property of the Environmental Literacy and Inquiry Working Group at Lehigh University, or our contributors. No portion of the material on this Web site (including text, photographs, and artwork) may be copied, reproduced, or reused for commercial use. All materials may be reproduced for non-profit educational purposes. If you are interested in obtaining permission to use a photograph or any text or other material that appears on this Web site for commercial purposes, please contact Dr. Al Bodzin at amb4@lehigh.edu.

Web GIS data provided by United States Geological Survey, NOAA National Geophysical Data Center, UNAVCO, Satellite Geodesy research group at the Scripps Institute of Oceanography, Smithsonian's Global Volcanism Program, ArcGIS data from ESRI, Global Seismic Hazard Assessment Program (GSHAP), the GPSVEL working group of UNAVCO, www.mantleplumes.org, Peter Bird, and the Arizona Geological Survey.

Contributing Video Credits

Investigation 3 Videos layer

Iceland.mov
Author: Alec Bodzin, Lehigh University

Hawaii_Lava.ogv
Source: http://www.nps.gov/havo/photosmultimedia/lava-flows-hotspots.htm
Author: National Park Service
Copyright License: Work of the United States Federal Government - Public Domain

Yellowstone.ogv
Source: http://www.nps.gov/yell/photosmultimedia/yellowstone-indepth-episode-1.htm
Author: National Park Service (Jennifer Shoemaker)
Copyright License: Work of the United States Federal Government - Public Domain

Investigation 5 Plate Motion Videos layer

Subduction Zone
Video Source:
http://emvc.geol.ucsb.edu/3_downloads/M1GTect/cSubductionMovie/Subductio...
Author: Tanya Atwater and John Iwerks
Copyright: The Regents of the University of California.

Transform Boundary
Video source: http://emvc.geol.ucsb.edu/3_downloads/M4WNACal/cCalifornia/California.zip
Author: Tanya Atwater
Copyright: The Regents of the University of California.

Spreading Center (1)
Video Source: http://emvc.geol.ucsb.edu/3_downloads/M1GTect/fSFSMovies/SFS2_Movie+info...
Author: Tanya Atwater.
Copyright: The Regents of the University of California.

Spreading Center (2)
Video Source:
http://emvc.geol.ucsb.edu/3_downloads/M5TransR/eMioRotation/TR2_Miocene_...
Author: Tanya Atwater and John Iwerks
Copyright: The Regents of the University of California.

Contributing Photographic Credits

Tectonics Home Page

Home page image
Author: Dave Anastasio, Lehigh University

Map Layers

North American Plate Motion layer [used in Investigation 4]

Name of File: Divergent Boundary
Source: Wikipedia (http://en.wikipedia.org/)
Adapted from: http://en.wikipedia.org/wiki/File:Tectonic_plate_boundaries.png
Author: USGS – United States Geological Survey (Jose F. Vigil)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Convergent Boundary
Source: Wikipedia (http://en.wikipedia.org/)
Adapted from: http://en.wikipedia.org/wiki/File:Tectonic_plate_boundaries.png
Author: USGS – United States Geological Survey (Jose F. Vigil)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Transform Boundary
Source: Wikipedia (http://en.wikipedia.org/)
Adapted from: http://en.wikipedia.org/wiki/File:Tectonic_plate_boundaries.png
Author: USGS – United States Geological Survey (Jose F. Vigil)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Subduction Margin
Source: Wikipedia (http://en.wikipedia.org/)
Adapted from: http://en.wikipedia.org/wiki/File:Tectonic_plate_boundaries.png
Author: USGS – United States Geological Survey (Jose F. Vigil)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Passive Continental Margin
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:PMfinal.png
Original Author: User: Cidnye
Adaptation Author: Denise M. Bressler, Lehigh University
Copyright License: released into Public Domain by author

Name of File: Strike-slip Margin
Source: USGS National Park Service, Department of U.S. Interior (http://www.nature.nps.gov/)
Link: http://www.nature.nps.gov/geology/usgsnps/deform/gfaults.html
Author: USGS – United States Geological Survey [National Park Service]
Copyright License: Work of the United States Federal Government - Public Domain

Earthquake Images layer [used in Investigation 5]

Name of File: 1906 Olema
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch126/btch126j/btch126z/ggk029...
Author: USGS – United States Geological Survey (ID. Gilbert, G.K. 2933)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1989 San Francisco
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch105/btch105j/btch105z/mce000...
Author: USGS – United States Geological Survey (ID. Meyer, C.E. 6ct)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1906 San Francisco (A)
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch378/btch378j/btch378z/mwc006...
Author: USGS – United States Geological Survey (ID. Mendenhall, W.C. 696)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1906 San Francisco (B)
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch476/btch476j/btch476z/hpe001...
Author: USGS – United States Geological Survey (ID. Hotz, P.E. 100)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1906 San Francisco (C)
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/batch02/batch02j/batch02z/mwc006...
Author: USGS – United States Geological Survey (ID. Mendenhall, W.C. 692)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1983 Coalinga
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/batch87/batch87j/batch87z/hmg000...
Author: USGS – United States Geological Survey (ID. Hopper, M.G. 3ct)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: San Andres Fault
Source: Source: USGS Publications Warehouse (http://pubs.er.usgs.gov/)
Link: http://pubs.usgs.gov/gip/dynamic/San_Andreas.html
Author: USGS – United States Geological Survey (Robert E. Wallace)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1971 Interstate 5 and Highway 14
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch483/btch483j/btch483z/kachc1...
Author: USGS – United States Geological Survey (ID. Kachadoorian, R. 121c)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1971 San Fernando
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch483/btch483j/btch483z/kachc1...
Author: USGS – United States Geological Survey (ID. Kachadoorian, R. 140c)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1933 Long Beach
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/btch458/btch458j/btch458z/bww002...
Author: USGS – United States Geological Survey (ID. Bradley, W.W. 224)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: 1979 Imperial Valley
Source: U.S. Geological Survey Photographic Library (http://libraryphoto.cr.usgs.gov/)
Link: http://libraryphoto.cr.usgs.gov/htmllib/batch33/batch33j/batch33z/eib004...
Author: USGS – United States Geological Survey (ID. Earthquake Information Bulletin 451)
Copyright License: Work of the United States Federal Government - Public Domain

Investigation 6 Images layer [used in Investigation 6]

Name of File: OO Convergent Zone
Source: Source: USGS Publications Warehouse (http://pubs.er.usgs.gov/)
Link: http://pubs.usgs.gov/gip/dynamic/understanding.html
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: OC Convergent Zone
Source: Source: USGS Publications Warehouse (http://pubs.er.usgs.gov/)
Link: http://pubs.usgs.gov/gip/dynamic/understanding.html
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: CC Convergent Zone
Source: Source: USGS Publications Warehouse (http://pubs.er.usgs.gov/)
Link: http://pubs.usgs.gov/gip/dynamic/understanding.html
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Hood
Source: Global Volcanism Program at Smithsonian (http://www.volcano.si.edu/index.cfm)
Link: http://www.volcano.si.edu/world/volcano.cfm?vnum=1202-01-&volpage=photos...
Author: Richard Fiske (Smithsonian Institution)
Copyright License: Fair Use as defined by http://www.si.edu/termsofuse

Name of File: Rainier
Source: Global Volcanism Program at Smithsonian (http://www.volcano.si.edu/index.cfm)
Link: http://www.volcano.si.edu/world/volcano.cfm?vnum=1201-03-&volpage=photos...
Author: Lee Siebert, 1981 (Smithsonian Institution)
Copyright License: Fair Use as defined by http://www.si.edu/termsofuse

Name of File: St Helens
Source: Global Volcanism Program at Smithsonian (http://www.volcano.si.edu/index.cfm)
Link: http://www.volcano.si.edu/world/volcano.cfm?vnum=1201-05-&volpage=photos...
Author: Lyn Topinka, 1981 (U.S. Geological Survey, Cascades Volcano Observatory)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Amukta
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:MountAmukta.jpg
Author: U.S. Fish and Wildlife Service photo, June 1972
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Great Sitkin
Source: Alaska Volcano Observatory (AVO) Images (http://www.avo.alaska.edu/images/)
Link: http://www.avo.alaska.edu/images/dbimages/1109360886_16_3.jpg
Author: C. Zeillemaker, U.S. Fish and Wildlife Service
Copyright: Public Domain because The Alaska Volcano Observatory (AVO) is a joint program of the United States Geological Survey (USGS), the Geophysical Institute of the University of Alaska Fairbanks (UAFGI), and the State of Alaska Division of Geological and Geophysical Surveys (ADGGS).

Name of File: Koniuji
Source: Global Volcanism Program at Smithsonian (http://www.volcano.si.edu/index.cfm)
Link: http://www.volcano.si.edu/world/volcano.cfm?vnum=1101-14-&volpage=photos...
Author: E. Bailey, 1982 (U.S. Fish and Wildlife Service)
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Mt. Washington New Hampshire
Source: Wikimedia Commons (http://commons.wikimedia.org/wiki/Main_Page
Link: http://commons.wikimedia.org/wiki/File:Mt._Washington_from_Bretton_Woods...
Author: wwoods
Copyright License: Creative Commons Attribution Share-Alike 3.0

Name of File: Seneca Rocks West Virginia
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Seneca_Rocks_-_front_1.jpg
Author: © Jarek Tuszynski / Wikimedia Commons / CC-BY-SA-3.0 & GDFL
Copyright License: Creative Commons Attribution 3.0

Name of File: Winter – Ice Covered Trees
Location: Smoky Mountains, North Carolina
Source: National Park Service, US Dept of Interior (http://www.nps.gov/index.htm)
Link: http://www.nps.gov/grsm/photosmultimedia/Seasons-in-the-Smokies.htm
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: Appalachian National Scenic Trail, Max Patch
Location: Smoky Mountains, North Carolina
Source: National Park Service, US Dept of Interior (http://www.nps.gov/index.htm)
Link: http://www.nps.gov/appa/photosmultimedia/photogallery.htm
Author: Matt Robinson, National Park Service
Copyright License: Work of the United States Federal Government - Public Domain

Support Materials

Examples of Fault Types (PowerPoint File)

Fault reference frame
Source: USGS National Park Service, Department of U.S. Interior (http://www.nature.nps.gov/)
Link: http://www.nature.nps.gov/geology/usgsnps/deform/ghangft.html
Author: USGS – United States Geological Survey [National Park Service]
Copyright License: Work of the United States Federal Government - Public Domain

Thrust fault diagram
Name of File: fault_thrust_final.jpg [adapted from flash animation]
Source: Earthquake Hazards Program (http://earthquake.usgs.gov/)
Link: Original animation/image available at: http://earthquake.usgs.gov/learn/animations/
Original Author: USGS – United States Geological Survey
Adaptation Author: Denise M. Bressler
Copyright License: Work of the United States Federal Government - Public Domain

Example of thrust fault
Author: Dave Anastasio, Lehigh University

Normal fault diagram
Name of File: fault_normal_final.jpg [adapted from flash animation]
Source: Earthquake Hazards Program (http://earthquake.usgs.gov/)
Link: Original animation/image available at: http://earthquake.usgs.gov/learn/animations/
Original Author: USGS – United States Geological Survey
Adaptation Author: Denise M. Bressler
Copyright License: Work of the United States Federal Government - Public Domain

Example of normal fault
Author: Dave Anastasio, Lehigh University

Strike-slip fault diagram
Name of File: fault_strikeslip_final.jpg [adapted from flash animation]
Source: Earthquake Hazards Program (http://earthquake.usgs.gov/)
Link: Original animation/image available at: http://earthquake.usgs.gov/learn/animations/
Original Author: USGS – United States Geological Survey
Adaptation Author: Denise M. Bressler
Copyright License: Work of the United States Federal Government - Public Domain

Example of strike-slip fault
Title: View of the San Andreas Fault
Description: View looking southeast along the surface trace of the San Andreas fault in the Carrizo Plain, north of Wallace Creek. Elkhom Rd. meets the fault near the top of the photo
Location: Wallace Creek, CA, USA
Photographer: Scott Haefner, U.S. Geological Survey
Usage: This image is public domain of free use unless otherwise stated.

Reference Frames

Name of File: merry1c.swf
Source: University of New South Wales, School of Physics (http://www.phys.unsw.edu.au/)
Link: http://www.phys.unsw.edu.au/einsteinlight/jw/module1_Inertial.htm
Author: University of New South Wales (UNSW)
Copyright License: http://www.unsw.edu.au/copyright-disclaimer – educational use is allowed with proper attribution

Name of File: car.jpg
Source: Flickr Creative Commons (www.flickr.com/creativecommons/)
Link: http://www.flickr.com/photos/riebart/3860767690/
Author: Michael Himbeault
Copyright License: Creative Commons Attribution License

Name of File: boundaryRF_map.png
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Plates_tect2_en.svg
Author: USGS
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: mapSliderNew.swf
Source: National Park Service, US Dept of Interior (http://www.nps.gov/index.htm)
Link: http://www.nps.gov/yell/naturescience/tracking_hotspot.htm
Author: F. Craig Johnson, National Park Service, Yellowstone Web Office
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: hotspotRF_map.jpg
Source: OpenLearn’s Labspace (http://labspace.open.ac.uk/
Link: http://labspace.open.ac.uk/mod/resource/view.php?id=357277
Author: The Open University
Copyright License: Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence

Name of File: Absolute_Googlemap.jpg
Source: NASA Jet Propulsion Laboratory (http://www.jpl.nasa.gov/)
Link: http://sideshow.jpl.nasa.gov/mbh/series.html
Author: NASA – National Aeronautics and Space Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: africanPlate_RF.jpg
Source: OpenLearn’s Labspace (http://labspace.open.ac.uk/
Link: http://labspace.open.ac.uk/mod/resource/view.php?id=357275
Author: The Open University
Copyright License: Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence

Name of File: africanPlate_map.jpg
Source: NOAA National Weather Service, Southern Regional Headquarters (http://www.srh.noaa.gov/)
Link: http://www.srh.noaa.gov/jetstream/tsunami/plates_max.htm
Author: NOAA – National Oceanic and Atmospheric Administration
Copyright License: Work of the United States Federal Government - Public Domain

Heat Flow

Name of File: Nebula.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://id.wikipedia.org/wiki/Berkas:Planetesimal-theory-copy.jpg
Author: User: 43Rambu
Copyright License: Creative Commons Attribution- ShareAlike 3.0 Licence

Name of File: decay.png
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Alpha_Decay.svg
Author: User: Inductiveload
Copyright License: released to Public Domain

Name of File: uranium.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Pichblende.jpg
Author: Joachimsthal,Bohemia,Czechoslovakia
Copyright License: Creative Commons Attribution- ShareAlike 2.5 Licence

Name of File: heat_depth.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Partial_melting_asthenosphere_EN.svg
Author: User:Woudloper
Copyright License: Creative Commons Attribution- ShareAlike 3.0 Licence

Name of File: thickness.png
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Earth_internal_structure.png
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: movement.png
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Hotspot(geology)-1.svg
Author: User: Los688
Copyright License: released to Public Domain

Name of File: basalt.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Pillow_basalt_crop_l.jpg
Author: NOAA – National Oceanic and Atmospheric Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: granite.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Yosemite_20_bg_090404.jpg
Author: Jon Sullivan
Copyright License: released to Public Domain

Name of File: age_map.gif
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Earth_seafloor_crust_age_1996.gif
Author: NOAA – National Oceanic and Atmospheric Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: depth_chart.jpg
Source: OpenLearn’s LearningSpace (http://openlearn.open.ac.uk/)
Link: http://openlearn.open.ac.uk/mod/oucontent/view.php?id=398588&section=2.4...
Author: The Open University
Copyright License: Creative Commons Attribution-NonCommercial-ShareAlike 2.0 Licence

Name of File: Heatflow_US.jpg
Source: US Department of Energy (http://www.eere.energy.gov/)
Link: http://www1.eere.energy.gov/geothermal/pdfs/egs_chapter_2.pdf
Author: EERE – Energy Efficiency and Renewable Energy, US Department of Energy
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: volcanology.gif
Source: Discovering Plate Boundaries (http://terra.rice.edu/plateboundary/home.html)
Link: http://terra.rice.edu/plateboundary/DPB_map_gifs/volc.100percent.gif
Author: Dale S. Sawyer, Dept of Earth Science, Rice University
Copyright License: available for free for classroom use, requires source acknowledgement

Name of File: Hawaii.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Hawaje-NoRedLine.jpg
Author: Jacques Descloitres, NASA – National Aeronautics and Space Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: pacificRim.png
Source: Wikimedia Commons (http://commons.wikimedia.org/wiki/Main_Page
Link: http://commons.wikimedia.org/wiki/File:Pacific_Ring_of_Fire.png
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: subductionZone.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Subduction01.jpg
Author: User: Mikenorton
Copyright License: Creative Commons Attribution-ShareAlike 3.0 Licence

Name of File: mantleconvection.png
Source: Wikimedia Commons (http://commons.wikimedia.org/wiki/Main_Page
Link: http://commons.wikimedia.org/wiki/File:Oceanic_spreading.png
Author: NASA – National Aeronautics and Space Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: hotspots.gif
Source: USGS Publications Warehouse (http://pubs.er.usgs.gov/)
Link: http://pubs.usgs.gov/gip/dynamic/world_map.html
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain

Geologic Faults

ame of File: fault_normal_final.jpg [adapted from flash animation]
Source: Earthquake Hazards Program (http://earthquake.usgs.gov/)
Link: Original animation/image available at: http://earthquake.usgs.gov/learn/animations/
Original Author: USGS – United States Geological Survey
Adaptation Author: Denise M. Bressler
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: fault_thrust_final.jpg [adapted from flash animation]
Source: Earthquake Hazards Program (http://earthquake.usgs.gov/)
Link: Original animation/image available at: http://earthquake.usgs.gov/learn/animations/
Original Author: USGS – United States Geological Survey
Adaptation Author: Denise M. Bressler
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: fault_strikeslip_final.jpg [adapted from flash animation]
Source: Earthquake Hazards Program (http://earthquake.usgs.gov/)
Link: Original animation/image available at: http://earthquake.usgs.gov/learn/animations/
Original Author: USGS – United States Geological Survey
Adaptation Author: Denise M. Bressler
Copyright License: Work of the United States Federal Government - Public Domain

Marine Gravity Anomaly

Name of File: EastCoast.jpg
Source: CDC Emergency Preparedness and Response (http://emergency.cdc.gov/)
Link: http://www.bt.cdc.gov/situationawareness/NaturalHazards/images/Atlantic....
Author: CDC – Centers for Disease Control and Prevention
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: density_diagram_rev.png
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:PMfinal.png
Original Author: User: Cidnye
Adaptation Author: Denise M. Bressler
Copyright License: released into Public Domain by author

Name of File: mountains.jpg
Source: Flickr Creative Commons (www.flickr.com/creativecommons/)
Link: http://www.flickr.com/photos/urnes/86515365/
Author: Tore Urnes
Copyright License: Creative Commons Attribution License

Name of File: plains.jpg
Source: Flickr Creative Commons (www.flickr.com/creativecommons/)
Link: http://www.flickr.com/photos/52890443@N02/4891690797/
Author: Colin Grey
Copyright License: Creative Commons Attribution License

Name of File: ocean.jpg
Source: Flickr Creative Commons (www.flickr.com/creativecommons/)
Link: http://www.flickr.com/photos/usnavy/6727255667/
Author: Mass Communication Specialist 2nd Class Colby K. Neal (U.S. Navy)
Copyright License: Creative Commons Attribution License

Name of File: GRACE_maps.jpg
Source: NASA Earth Observatory (http://earthobservatory.nasa.gov)
Link: http://earthobservatory.nasa.gov/Features/GRACE/page3.php
Author: NASA – National Aeronautics and Space Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: margin.png
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Formation_of_passive_margins.png
Original Author: User: Cidnye
Adaptation Author: Denise M. Bressler
Copyright License: released into Public Domain by author

GPS Geodesy

Name of File: ground.jpg
Source: Wikipedia (http://en.wikipedia.org/)
Link: http://en.wikipedia.org/wiki/File:Theb1982.jpg
Author: NOAA – National Oceanic and Atmospheric Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: satellite.jpg
Source: Image Library on GPS.gov (http://www.gps.gov/) hosted by NOAA
Link: http://www.gps.gov/multimedia/images/II-IIA.jpg
Author: NOAA – National Oceanic and Atmospheric Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: constellation.gif
Source: Image Library on GPS.gov (http://www.gps.gov/) hosted by NOAA
Link: http://www.gps.gov/multimedia/images/constellation.gif
Author: NOAA – National Oceanic and Atmospheric Administration
Copyright License: Work of the United States Federal Government - Public Domain

Name of File: GPS_receiver.gif
Source: USGS Publications Warehouse (http://pubs.er.usgs.gov/)
Link: http://pubs.usgs.gov/gip/dynamic/GPS.html
Author: USGS – United States Geological Survey
Copyright License: Work of the United States Federal Government - Public Domain