Global warming talk can be a lot of hot air | Letters

Alice Bell is right that we need to talk about climate change (Opinion, 6 December). However, when we do, people often say there is no point in cutting one’s own emissions (by not flying, for example) because hardly anyone else is; and they say there is no point in the UK doing anything, because other countries aren’t. Sadly, people in other countries are probably using the same arguments and so, in a self-fulfilling way, it could be argued that they are all correct. Certainly there