Independent: Britain’s dragonflies, which date back to the dinosaurs but are increasingly threatened by habitat destruction, pollution and climate change, are to be the subject of a major national survey. The five-year project, to be launched on Thursday, will result in a new atlas of the 39 species of dragonfly and damselfly that breed in Britain – which are soon likely to be joined by several others. As it warms up, the climate is bringing new species into the UK from continental …