This bill reauthorizes and expands the federal government's research programs for water-based power generation, including hydropower (dams and river systems) and marine energy (ocean waves and tidal power). Essentially, it's giving the Department of Energy a bigger budget and broader mission to develop these clean energy technologies over the next five years.

The bill significantly increases funding from about $186 million annually to $300 million annually through 2030, with $200 million going to marine energy research and $100 million to hydropower. Beyond the money, it expands what these research programs can tackle. For hydropower, the focus now includes making the licensing process faster and less complicated, protecting equipment from invasive species, and developing better ways to integrate hydropower into the electrical grid. For marine energy, the bill emphasizes building U.S. manufacturing capacity for ocean energy equipment, testing systems in extreme conditions like Arctic environments, and exploring applications like desalination and hydrogen fuel production.

The bill also prioritizes workforce development and education, specifically calling out partnerships with tribal colleges, minority-serving institutions, and Alaska Native-serving schools. It requires the Department of Energy to coordinate with other agencies like the Commerce Department and work with regional institutions to train the next generation of engineers and technicians in these fields. Additionally, the bill mandates that the Secretary of Energy report to Congress every two years on research progress and findings, ensuring public transparency about how this money is being spent.