I'm not an expert but my impression of the issue is like we are headed to (1) no matter what and they are trying to say that if we keep digging up and burning c

I'm not an expert but my impression of the issue is like we are headed to (1) no matter what and they are trying to say that if we keep digging up and burning coal and venting or burning natural gas then we are in danger of reaching (2). But the headline says (3) and the deniers say (0).