Executives of companies with clean energy projects are facing questions about the potential for a rollback of the law and its incentives if a Republican wins.
The project is part of an audacious plan to create hydrogen, which produces no carbon dioxide when burned, and store it in caverns until electricity is needed.
The Biden administration has deployed various programs to try to increase access to clean energy. But systems that could help lower bills are still out of reach for many low-income households.
The power grid can’t keep up with demand for connections, and local planning authorities can block new construction for years. Overcoming these roadblocks has gained essential support.