Before Congress passed the Clean Water Act in 1972, U.S. factories and cities could pipe their pollution directly into ...

Beneath the surface of the Southern Ocean, vast volumes of cold, dense water plunge off the Antarctic continental shelf, cascading down underwater cliffs to the ocean floor thousands of meters below.

Communities already facing pollution and failing infrastructure can become even more vulnerable when federal protections are ...

In 2023, the Supreme Court narrowed the definition of “ waters of the United States .” In its decision in Sackett vs.