![Thumbnail of Three Gorges dam in 1999 (before dam) and 2010](https://landsat.gsfc.nasa.gov/wp-content/uploads/2022/08/three_gorges_dartmouth-th.png)
Landsat-Based Study Shows ‘Unprecedented’ Changes to World’s Rivers
Using 40 years of Landsat data, Dartmouth researchers show how dams and land use are altering flows of sediment.
Using 40 years of Landsat data, Dartmouth researchers show how dams and land use are altering flows of sediment.