Hannah M Hamilton, Ph.D.
Science and Products
Whooping Cranes
Whooping crane project at Patuxent National Wildlife health center, with interview of Dr. John French, discussing health, exercises, diet and training of these birds once on the brink of extinction.
New USGS online tools for watershed managers
SPARROW models, tools, and maps of streamflow, nutrients, and sediment for streams in five major U.S. regions
Phosphorus and River Water Quality
Investigating the effects of historical phosphorus on current river water quality.
In the Field with Kate Scharer
What’s a day in the life of a research geologist like?
Yellowstone's migrating bison manipulate springtime green-up
On a typical June day in Yellowstone National Park, it’s not unusual to see hundreds of bison grazing in the Lamar Valley. The herds appear to aimlessly move back and forth through meadows threaded by a winding river, just passive figures in an idyllic scene. But as it turns out, that’s far from the full picture.
Next Generation Water Observing System Partnership Announcement
The U.S. Geological Survey is seeking information from industry, academia, nonprofits, and research institutions on innovative technologies that should be considered for inclusion in the USGS Next Generation Water Observing System (NGWOS).
People of the Sage
Meet one of the People of the Sage, Dr. Anna Chalfoun, Assistant USGS Cooperative Research Unit Leader and Associate Professor at the University of Wyoming. Don’t let the titles intimidate you, Anna Chalfoun loves all types of hockey, loves horses—all animals really! Even snakes.
USGS Estimates 214 trillion Cubic Feet of Natural Gas in Appalachian Basin Formations
The Marcellus Shale and Point Pleasant-Utica Shale formations of the Appalachian Basin contain an estimated mean of 214 trillion cubic feet of undiscovered, technically recoverable continuous resources of natural gas, according to new USGS assessments.
USGS Seeks National Ground-Water Monitoring Network Proposals for 2020
The U.S. Geological Survey will award up to $2 million in cooperative agreements to support participation in the National Ground-Water Monitoring Network (NGWMN).
Fast Fire Facts from USGS
You’ve got questions about USGS fire science. We’ve got answers.
Expect the Unexpected: Geology and Maya Warfare
An unexpected thing happened on the way to publishing a geology research paper recently.
USGS Awardees of the Presidential Early Career Award for Scientists and Engineers
The U.S. Geological Survey is celebrating the success of eight distinguished researchers who are recipients of the Presidential Early Career Award for Scientists and Engineers.
Big Sagebrush Recovery After Fire Inhibited by its Own Biology
Plant age drives mortality, reproductive success and population dynamics