A landmark UN report says that time had nearly run out to ensure a “liveable future” for all, detailing a horrifying “atlas of human suffering” and warning that far worse was to come. Species extinction, ecosystem collapse, insect-borne disease, deadly heatwaves and megastorms, water shortages, reduced crop yields — all are measurably worse due to rising temperatures, the Intergovernmental Panel on Climate Change (IPCC) said.