How can we use less fossil fuel?

Art Elphick will lead discussion; here are some background notes:
https://docs.google.com/document/d/e/2PACX-1vTDkDBKUCbYdf8psqM36rJ968fzeAcJ8cJy23rJHuKqNyLozQX87i_ysCXMQMm5wOZTIZiAI9VUNf_k/pub