(Photo by overWHAMmed, from Flickr Creative Commons). This transmission line in Pelzer, SC, testifies to the market potential for investment in new high-voltage lines.
The main line is the main event. Transmission of clean electricity, combined with storage, means that every state and nearly every community can effectively live on fossil-free power. Financing and permitting involve economic, political, and engineering knots. This explainer takes in the breakthrough ideas and baseline for speedier deployment.