InTheNews.co.uk: People should consider having fewer children in a bid to help the planet, two doctors said today. Family planning and reproductive health expert Professor John Guillebaud and Dr Pip Hayes, a GP from Exeter, argue that doctors should highlight the link between population, family planning and climate change. Writing in the British Medical Journal, they say that the biggest contribution UK couples can make to combating climate change would be to only have two children or at least …