Geo-engineering has about as much chance of gaining global acceptance as a global cap&trade system : ie, none. What will be interesting is if countries start e

Geo-engineering has about as much chance of gaining global acceptance as a global cap&trade system : ie, none. What will be interesting is if countries start experimenting with their own geo-engineering systems. Will Micronesia sue, say, Canada for loss of tourist dollars if they cool things down too much by imitating a volcano and spraying sulphur dioxide into the stratosphere? The most effective use of money with climate change is adaption when and where necessary.