The once mysterious green “scum” that was first reported to be floating through Portland on the Willamette River on Oct. 16 is still lingering in the area. However, local experts say that the ...

Woodcliff Lake now has four new floating wetland islands to eliminate algae in one of Veolia North America's reservoirs along the Hackensack River.

Because of the salinity in the water, experts say floating hyacinth won’t last long in Lake Pontchartrain and will likely be gone by next week. Click here to report a typo.