The late, great Terry Pratchett and his writing conspirator Neil Gaiman wrote a line in Good Omens that went something along the lines of “She couldn’t see his aura for the same reason someone standing in Trafalgar Square couldn’t see England”. The David Attenborough-narrated BBC documentary Climate Change – The Facts about global warming, the resultant climate change, and the resultant impacts to the environment of climate change put me in mind of that. David Wallace-Wells s