Case Studies
Photo attributed to U.S. Fish and Wildlife Service Headquarters. Incorporated here under the Creative Commons Attribution 2.0 Generic license. No endorsement by licensor implied.
Sean C. Emmons/USGS
This image has been released into the public domain because it contains materials that originally came from the United States National Aeronautics and Space Administration (NASA). No endorsement by licensor implied.
Si'u Point Trail, Ta'u Island, National Park of American Samoa, Department of the Interior, via Flickr. Used via a Creative Commons license, CC BY-SA 2.0, https://creativecommons.org/licenses/by-sa/2.0/
Kelly Mott Lacroix/USFS
Photo attributed to Royalbroil. Incorporated here under the Creative Commons Attribution 3.0 Unported license. No endorsement by licensor implied.
Sebago Lake by TheTurducken (stretched and cropped), CC BY 2.0, https://creativecommons.org/licenses/by/2.0/, via Flickr
