Images

Participants of a multiday, small uncrewed aircraft system (sUAS) lidar training preparing the UAS to collect lidar data at Great Sippewissett Marsh in Falmouth, Massachusetts. 

Participants of a multiday, small uncrewed aircraft system (sUAS) lidar training preparing the UAS to collect lidar data at Great Sippewisset Marsh in Falmouth, Massachusetts. 

Collecting lidar data at Great Sippewissett Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training.

Fieldwork at Great Sippewissett Marsh and Black Beach in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training.

Collecting lidar data at Great Sippewissett Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training.

Aerial view of Great Sippewissett Marsh in Falmouth, Massachusetts. Photo taken during multiday, small uncrewed aircraft system (sUAS) lidar training workshop.

Gearing up for a day of fieldwork as part of a multiday, small uncrewed aircraft system (sUAS) lidar training at Great Sippewissett Marsh in Falmouth, Massachusetts. 

Black Beach in Falmouth, Massachusetts, along the edge of Great Sippewissett Marsh.

Sandy Brosnahan and Jin-Si Over (USGS Woods Hole Coastal and Marine Science Center) handling a global navigation satellite system (GNSS) rover at Great Sippewissett Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training.

A ground control target at Great Sippewisset Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aerial system (sUAS) lidar training. 

Jen Cramer (USGS Woods Hole Coastal and Marine Science Center) surveys a ground control target using a global navigation satellite system (GNSS) rover at Great Sippewissett Marsh in Falmouth, Massachusetts as part of a multiday small UAS lidar training.

Seth Ackerman, Sandy Brosnahan (USGS Woods Hole Coastal and Marine Science Center) and Dave Twitchell (retired USGS Woods Hole Coastal and Marine Science Center) preparing to collect a sUAS lidar survey in the Great Sippewissett Marsh in Falmouth, Massachusetts.

Jen Cramer and Sandy Brosnahan (USGS Woods Hole Coastal and Marine Science Center) carrying ground control targets at Great Sippewissett Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training.

Jin-Si Over (USGS Woods Hole Coastal and Marine Science Center) carrying a global navigation satellite system (GNSS) rover at Great Sippewissett Marsh and Black Beach in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training.

Shannon Fisher (USGS New York Water Science Center) and Jin-Si Over (USGS Woods Hole Coastal and Marine Science Center) at Great Sippewissett Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aircraft system (sUAS) lidar training. 

USGS geotechnical engineer Adrian Garcia on site, with the hydrates drilling rig (far right) and the core processing tent (over Adrian’s right shoulder) in the background as the Arctic sun sits low on the horizon over the tundra in November 2022.

Group photo of participants in the small uncrewed aircraft system (sUAS) lidar training October 31 through November 4 in Falmouth, Massachusetts.

Sandy Brosnahan and Jen Cramer (USGS Woods Hole Coastal and Marine Science Center) gathering equipment needed to collect lidar data at Great Sippewisset Marsh in Falmouth, Massachusetts as part of a multiday, small uncrewed aerial system (sUAS) lidar training.

Inset map shows red rectangle on Alaskan North Slope corresponding to larger map, where the location of the Hydrate Well is shown as a yellow circle.

U.S. Geological Survey Digital Shoreline Analysis System (DSAS) Version 5.1 User Guide cover.

The USGS and the University of Maryland’s Chesapeake Biological Laboratory conducted a study in the Chesapeake Bay to quantify greenhouse gas fluxes from the largest estuary in the U.S.