California is moving toward a new water plan for the Delta. Regulators are supporting a plan backed by Gov. Newsom to allow ...

A delta in the Amazon River, Brazil Picture: SPL / Barcroft Media Credit: SPL / Barcroft Media Change to delta systems often occur in cycles, said Helene. "Causes are both natural and human-induced.

An aerial drone photo taken on Aug. 28, 2024 shows a view of the mudflats of the Yellow River Delta in Dongying, east China's Shandong Province.

An aerial view of the lower portion of the Colorado River shows the leading edge of the water pulse flow on May 12, before it connected with the sea.

Satellite images from U.S. Geological Survey and NASA data show large amounts of sediment throughout coastal Louisiana as a result of flooding on the Mississippi River.