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Sunday, November 1, 2026Nov 1

Brad Plumer


Environmentalists and dam operators, at war for years, start making peace

The industry that operates America's hydroelectric dams and several environmental groups announced an unusual agreement Tuesday to work together to get more clean energy from hydropower while reducing the environmental harm from dams, in a sign that the threat of climate change is spurring both sides to rethink their decadeslong battle over a large but contentious source of renewable power.

Contributed photo by the Tennessee Valley Authority / The Norris Dam in Anderson County was one of the first hydroelectric dams built by TVA in the 1930s