An algae bloom appears on the Caloosahatchee River at the W.P. Franklin Lock and Dam in Alva, Fla. AP America’s rivers are changing color — and people are behind many of the shifts, a new ...

At Wolf Point, the normally dark, muddy color of the north and south branches of the river was starkly met by a vibrant teal more reminiscent of the green hue pumped in for the city's annual St ...

Aerial footage of the Ohio River shows a difference in color in the water following a toxic spill near the border between Ohio and Pennsylvania that led to the contamination of waterways that feed ...

In this Wednesday, Dec. 4, 2019, photo, sightseers plays on a sandbar in the Mekong River in Nakhon Phanom province, northeastern Thailand. Experts say the aquamarine color the Mekong River has ...

It turns out that tiny particles of light brown clay, not sewer overflows, change the river’s hue when it rains. The Grand River drains a 5,572-square-mile basin laden with clay soils, Rediske said.

Fall color glows beside river views at Champoeg State Park Updated: Oct. 30, 2019, 6:42 a.m. | Published: Oct. 27, 2019, 8:00 a.m. By Jamie Hale | The Oregonian/OregonLive Jamie Hale/The Oregonian ...

The mystery behind the bright red color of a river in Siberia may have been solved. Turns out it was caused by a discharge form a metallurgical plant nearby.

America’s rivers are changing color — and people are behind many of the shifts, a new study said. One-third of the tens of thousands of mile-long (two kilometer-long) river segments in the ...