>Something like 10 of the hottest years on record have been within the last 15 years. Is that based on straight up measurements, or based on measurements that

>Something like 10 of the hottest years on record have been within the last 15 years. Is that based on straight up measurements, or based on measurements that were adjusted based on a realization that the measuring method was flawed to begin with? Aren't the adjustments based on a best guess by people that may have a bias?