The effects of climate change were recently spelled out in no uncertain terms in a watershed report by the Intergovernmental Panel on Climate Change. In it scientists made a last-ditch plea for unprecedented change to stop our planet warming to catastrophic levels. Frequently underestimated compared to the effects of coastal and river flooding however, surface water flooding threatens millions of homes and businesses across the UK. Sustainable Drainage Systems (SuDS) are key to building resilience, and the good news is that they are finally becoming mainstream.