A new study shows that most plastic pollution from rivers is transported to the ocean during short, intense flood events.

Plastic pollution has become a major global environmental concern as modern societies rely increasingly on plastic products. Much of this plastic waste eventually reaches the ocean, with rivers acting ...

River water levels could rise suddenly, causing floods to occur with little advance notice for hundreds of thousands of ...

JOHANNESBURG (AP) — Human-caused climate change worsened recent torrential rains and floods that devastated parts of southern Africa, killing more than 100 people and displacing hundreds of thousands, ...

Flash floods in northern Morocco have killed at least four people. Recent storms caused heavy rain and water releases from overfilled dams, leading to mass evacuations.

Decades of development along L.A.'s steep canyons and hillsides, combined with prolonged drought, have left the city's ...