We just got through with a mini heat wave here, I don't think I'm cut out to live someplace where it gets +95 regularly. At least not with the high humidity we also get with it.
Many places in the Southern US will have 95+ degree days for more than 4 months/year
Far more hot days and air conditioning (and thus less vitamin D) later this century
In 50 years more power will be used for Air Conditioning than for heating
Far more hot days and air conditioning (and thus less vitamin D) later this century