If you found last month unusually balmy for the middle of winter, you’re not alone. According to the Copernicus Climate Change Service, January was the hottest one of its kind on record, squeaking past the previous record holder, January 2016. Temperature records have become a fixture of 21st-century life under climate change. Last year, June and September all broke records for global temperature, and July took claimed the hottest month ever recorded. And of course, the last five years have ranked among the hottest years in history. In some ways, these records seem trivial: After all, last month was just 0.03 degrees Celsius (0.054 degrees Fahrenheit) warmer than January 2016. But averages have a way of belying the intensity of temperature changes. Nobody experiences the “global average” increasing temperature; instead, you feel particular anomalies […]