Climate change now detectable from any single day of weather at global scale


Nature Climate Change, Published online: 02 January 2020; doi:10.1038/s41558-019-0666-7

Detection and attribution typically aims to find long-term climate signals in internal, often short-term variability. Here, common methods are extended to high-frequency temperature and humidity data, detecting instantaneous, global-scale climate change since 1999 for any year and 2012 for any day.