Measuring global temperatures: Satellites or thermometers?
JANUARY 28, 2016
This is a must read, and definitely worth a bookmark.
Guest post from Roy Spencer for CFACT:
The official global temperature numbers are in, and NOAA and NASA have decided that 2015 was the warmest year on record. Based mostly upon surface thermometers, the official pronouncement ignores the other two primary ways of measuring global air temperatures, satellites and radiosondes (weather balloons).
The fact that those ignored temperature datasets suggest little or no warming for about 18 years now, it is worth outlining the primary differences between these three measurement systems...
