Dams

Water temperature helps regulate aquatic ecosystems, and, for many aquatic organisms, life-cycle phases are tied to water temperature. Salmon eggs,…
Water temperature helps regulate aquatic ecosystems, and, for many aquatic organisms, life-cycle phases are tied to water temperature. Salmon eggs, for example, generally require a certain number of degree days...

Most rivers in the United States are now regulated. A regulated river is one whose flow is controlled by dams.…
Most rivers in the United States are now regulated. A regulated river is one whose flow is controlled by dams. The regulation of rivers, however, alters the relationship between rivers...