Green groups warn heatwave is 'taster of things to come', as campaigners call for more ambitious net zero strategy and renewed focus on climate resilience
Government accused of 'missed opportunity' to prevent deaths during recent August heatwave in England and Wales
Thermometers rose well above 54 degrees Celsius on Sunday afternoon in California's Death Valley, prompting concern from climate scientists
Climate study reveals average UK temperature in 2019 was 1.1C higher than between 1961 and 1990, with evidence of seasonal shifts already impacting the natural world