union. here that doesn't exist. there's not the sense of the ticking time bomb in the background. every day we all wake up and roll the dice that there's not some huge catastrophe. it doesn't result in some genuinely generational horrible happening in the moment and i wonder sometimes if that makes us more complacent here than in the uk where everyone sees it coming? >> yes. and i think that's definitely the case in terms of as i said, brexit is forever. so there's no undoing it. i think there is a sense come november 2020 americans will make things right and get rid of donald trump in an election. and of course the bigger issue is number one will he lose and number two, if he loses will he go? this is a man who won't accept a weather forecast. do you think he's going to accept the election result? >> that's a great point. mehdi hasan, thank you for making time. >> thank you. don't go anywhere. we're talking climate with bill nye the science guy coming up