Independent: How do you produce art about climate change? Everyone from writers to painters to film-makers itch to grapple with this question but often struggle, getting bogged down in the complicated science, or the worthiness of the subject. It's the same for photographers: "There's a real problem with the image of climate change; it's either evidence 'the water was up to here, and now it's there' or it's cute polar bears," says Gideon Mendel.
He has, however, been absorbed with an ongoing photographic...