The International Energy Agency’s executive director has called hydropower a “forgotten giant,” and has urged governments to do more to remember it. U.S. President Donald Trump has said hydropower is “fantastic,” a sharp contrast to his disdain for wind and solar. But federal energy data shows that U.S. hydropower output has been nearly flat while other sources are growing. Last year, electricity generation from hydroelectric dams was up 1.7 percent from the prior year, according to the Energy Information Administration. … [Climate change] leads to alterations in water flow patterns. While some regions, such as the Colorado River Basin, have seen low water levels and reduced hydropower, others have been steadier.

Other hydropower news:

• International Water Power: Blog: Adapting dams to climate extremes — lessons from global reservoir operations
• Arizona Free News (Gilbert): Opinion: Donald Trump has opportunity to make water great again