that people have been debating whether it really is happening, it always seems to be off in the future somehow, actually, it's happening really badly right where you were. it is. and you can see it with your own eyes because the glaciers there, they are diminishing at a really fast rate. so, it is a really troubling time for scientists who quite often try and talk in sober terms. they say what's happening here is a real alarm call and people should be listening to it. did you go there really wanting to change people's minds about things? we went there, john, because we thought that there were solutions being worked on which may be able to be adopted in other parts of the world. we'd heard quite a lot about how they were trying to move to a carbon—free future but i think when we got there we were slightly disappointed, to be honest, because what we found was the final mine that was on svalbard — and this was a community that for the last hundred years