The numbers have been crunched, and the results are in: independent analyses by NASA and the National Oceanic and Atmospheric Administration (NOAA) confirm Earth’s 2015 surface temperatures were the warmest since modern record-keeping began in 1880.
All in all, global temperatures in 2015 rose by 1.62 degrees Fahrenheit over the 20th-century average. Last year’s temperatures surpassed the 2014 record by a 0.23-degree margin. Only once before, in 1998, has the new record been greater than the old record by this much.
These observations were confirmed by scientists at Great Britain’s Met Office Hadley Centre and the University of East Anglia’s Climatic Research Unit. [Read more…]







