Researchers Document Ancient River System Buried Off The North Carolina Coast
Beneath the sandy shore of Nags Head, N.C. lies a river system that flowed across the continental shelf to the ocean during the last ice age, according to a University of Arkansas researcher.

Red and black tides: Quantitative analysis of water-leaving radiance and perceived color for phytoplankton, colored dissolved organic matter, and suspended sediments
Using field measurements and quantitative modeling, red coloration of the sea surface is found not to be associated with any particular group of phytoplankton and is strongly dependent on the physiology of the human visual system.

Discovering How River Water Is Mixed Into The Sea Can Assist In Mapping Climate Change
A study of the freshwater that flows into Liverpool Bay from the region's two main rivers is to help scientists piece together another part of the climate change 'map'.

Beaver Dams Create Healthy Downstream Ecosystems
Beavers, long known for their beneficial effects on the environment near their dams, are also critical to maintaining healthy ecosystems downstream.

Razing Old Dams Solves Some Problems, Creates New Ones
Fewer fish are banging their heads against these barriers, due in large part to Wisconsin's efforts to tear down dozens of deteriorating dams.