El Niño and La Niña are climate phenomena that are generally associated with wetter and drier winter conditions in the ...

That change could have happened only if rivers were transporting weathered material from land to the ocean. Earth formed about 4.54 billion years ago. The emergence of weathering about a billion ...

New images released by the U.S. Navy's Naval Sea System Command Supervisor of Salvage and Diving show the mangled remains of the Francis Scott Key Bridge at the bottom of the Patapsco River.

Rainwater and wind carries plastic waste into streams and rivers, and through drains ... How does plastic get into the ocean? The bottom line is us. Whether we mean to litter or not, there's always a ...