This is a re-post from And Then There's Physics Ted Nordhaus has a recent article in The EcoModernist about why he stopped being a climate catastrophist. His basic argument is that we used to think that we were heading for 5oC of warming, which would have been catastrophic, but are now heading for more like 3oC of warming. Despite this good news, many in the climate science and advocacy community have refused to become less catastrophic. Ted, on the other hand, has change his mind and is ...