USGS scientists and cooperators service an eddy covariance (EC) station located in a tidal freshwater marsh at Salvador Wildlife Management Area, Louisiana, USA.
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Explore images taken during Ecosystems' Land Change Science Program fieldwork and research.
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Eddy covariance tower
USGS scientists and cooperators service an eddy covariance (EC) station located in a tidal freshwater marsh at Salvador Wildlife Management Area, Louisiana, USA.
Canyonlands National Park
Aerial view of the study area in Canyonlands National Park.
Aerial view of the study area in Canyonlands National Park.
Marine Terraces near Santa Cruz, CA
Marine terraces North of Santa Cruz, California. For information on terrace formation https://pubs.er.usgs.gov/publication/fs20183002
Marine terraces North of Santa Cruz, California. For information on terrace formation https://pubs.er.usgs.gov/publication/fs20183002
St. John River at Ft. Kent, Maine Flood 2008
Understanding the forces that influence major floods can help inform the design of more resilient infrastructure. Image shows a major flood on the St. John River on the border of Maine, United States and New Brunswick, Canada, April 29, 2008. This site was part of the study. USGS Public Domain.
Understanding the forces that influence major floods can help inform the design of more resilient infrastructure. Image shows a major flood on the St. John River on the border of Maine, United States and New Brunswick, Canada, April 29, 2008. This site was part of the study. USGS Public Domain.
Ducktrap River, Maine in April 2005
Streamflow in the Ducktrap River, coastal Maine, showing typical spring high flow in April 2005.
Streamflow in the Ducktrap River, coastal Maine, showing typical spring high flow in April 2005.
Ducktrap River, Maine in March 2005
Streamflow in the Ducktrap River, coastal Maine, showing typical winter low flow, March 2005.
Streamflow in the Ducktrap River, coastal Maine, showing typical winter low flow, March 2005.
Dr. Glenn Guntenspergen measuring marsh surface elevation
Dr. Glenn Guntenspergen measuring marsh surface elevationMeasuring marsh surface elevation to determine if marshes are keeping up with sea level rise
Dr. Glenn Guntenspergen measuring marsh surface elevation
Dr. Glenn Guntenspergen measuring marsh surface elevationMeasuring marsh surface elevation to determine if marshes are keeping up with sea level rise
Repeat oblique photographs of Gulkana glaciers in Alaska.
Repeat oblique photographs of Gulkana glaciers in Alaska.Repeat oblique photographs of Gulkana glaciers in Alaska. 1967, Unknown USGS photographer. 2016, L. Sass, USGS.
Repeat oblique photographs of Gulkana glaciers in Alaska.
Repeat oblique photographs of Gulkana glaciers in Alaska.Repeat oblique photographs of Gulkana glaciers in Alaska. 1967, Unknown USGS photographer. 2016, L. Sass, USGS.
Repeat oblique photographs of Wolverine glacier in Alaska.
Repeat oblique photographs of Wolverine glacier in Alaska.Repeat oblique photographs of Wolverine glacier in Alaska. 1966 image by unknown USGS photographer; 2015 image by L. Sass, USGS.
Repeat oblique photographs of Wolverine glacier in Alaska.
Repeat oblique photographs of Wolverine glacier in Alaska.Repeat oblique photographs of Wolverine glacier in Alaska. 1966 image by unknown USGS photographer; 2015 image by L. Sass, USGS.
2006 South Cascade Glacier
2006 oblique-angle aerial photo of South Cascade Glacier, northwestern Washington State, looking approximately south-southeast.
2006 oblique-angle aerial photo of South Cascade Glacier, northwestern Washington State, looking approximately south-southeast.