What’s “natural” in a regulated river?
It's hard to find a "natural" river in California's Central Valley. Significant changes over the past century, such as dams and water use, have altered the daily, Read More…
river flow measurement
Going old-school
Before high-tech precision instruments such as the ADCP, which uses sonar to estimate stream discharge, researchers had no choice but to employ such low-tech tools as rope Read More…