cj wrote:...
We can imagine a green utopia ........ We might then possibly discover how little carbon it takes for us to go by ship to Spain, except that in Utopia of course: the ship will have sails!
Or roundabout style windturbines?
cj wrote:...
We can imagine a green utopia ........ We might then possibly discover how little carbon it takes for us to go by ship to Spain, except that in Utopia of course: the ship will have sails!