Hayes Marsh in Beaver Brook State Park was created by a six-decade-old dam that the state wants to remove before it fails. Credit: NH State Parks / Courtesy A 300-foot-long earthen dam in Bear Brook ...

This video showcases a mini hydroelectric construction project, exploring the science behind dam building and the principles of renewable energy sources. #MiniConstruction #ScienceProject ...

Nearly 10 years ago, scientists set out to discover what would happen if they were to begin removing the more than 1,600 Colonial-era mill dams that clog small freshwater ecosystems across New York.

But preliminary approval of three small dams does not reduce the need for the energy legislation, Brown added. "We think that H.520 should be implemented in its entirety," he said. The announcement by ...