In the McMurdo Dry Valleys of Antarctica, biotic uptake limits nitrogen transport in glacial meltwater streams containing abundant cyanobacterial mats. Nitrogen is delivered to lakes predominantly ...

The public is invited to provide feedback on Thursday about a recommendation for partial stream flow restoration for the Waikoloa Stream in South Kohala. Strauch presented information from the ...

Fisheries scientist Tom Pham releases tagged juvenile salmon into the Sacramento River. (Photo by Jeremy Notch) Juvenile salmon migrating to the sea in the Sacramento River face a gauntlet of hazards ...

A view of Big Sewickley Creek downstream from PennEnergy’s proposed water withdrawal site shows erosion control (center) and a portion of the project workspace and parking area (gravel and log on ...