solar
Eco Boats: Go Green, Save Your Soel
The autonomous, solar-electric power cat would be the very essence of “green:” A zero-emission craft to be used as a coastal-water passenger ferry.
Electric Boats: Steyr HDS+, LTS Marine, Torqeedo, Windmills & More (BLOG)
The first U.S. Electric and Hybrid Marine Expo was wonderfully educational, though I hardly knew any of the companies involved and could only understand a fraction of some seminars.