news report
Landsat Shows Elbe Estuary’s 2.9-Meter Tide Reshaping a Shipping Route
Paired satellite views reveal mudflats, sandbars and channels where tidal asymmetry moves sediment toward Hamburg and North Sea ports.
entities
U.S. Geological Survey
news report
NOAA Forecasts 7,027-Square-Mile Gulf Dead Zone for Summer 2026
The model estimate is above the 39-year measured average despite low May river flow, as nitrate and phosphorus loads moved in opposite directions.
news report
USGS Finds 356 Billion Tons of Federal Coal—But 4.2 Billion in Reserves
A new inventory shows why geologic resources cannot be read as an economically recoverable supply forecast.
news report
Why Survey Planes Will Fly Just 260 Feet Above Eastern Kansas
USGS says the planes will fly about 260 feet above terrain on lines 980 feet apart, using passive magnetic and radiometric sensors—not cameras—to map the Nemaha Uplift and Humboldt Fault Zone.
news report
USGS River DroughtCast Forecasts Low Streamflow Up to 90 Days Ahead
The machine-learning system covers more than 3,000 streamgages and correctly predicts the first week of severe or extreme drought about 75% of the time.