Writing for The Conversation, Dr Susannah Fisher (UCL Risk and Disaster Reduction) explores the challenges that Bangladesh, Tuvalu, Kenya, Australia and the UK face with the mounting climate crisis and the required steps to prevent further damage. Countries around the world are facing worsening heatwaves, hurricanes, droughts and floods. If current trends continue, governments need to prepare for a much hotter world with a predicted increase in global temperatures of at least 2°C, possibly up