Prior to the year 2000, NASA showed US temperatures cooling since the 1930’s, and 1934 much warmer than 1998.

NASA GISS: Science Briefs: Whither U.S. Climate?

NASA’s top climatologist said that the US had been cooling

Whither U.S. Climate?
By James Hansen, Reto Ruedy, Jay Glascoe and Makiko Sato — August 1999

Empirical evidence does not lend much support to the notion that climate is headed precipitately toward more extreme heat and drought.

in the U.S. there has been little temperature change in the past 50 years, the time of rapidly increasing greenhouse gases — in fact, there was a slight cooling throughout much of the country

NASA GISS: Science Briefs: Whither U.S. Climate?

NOAA and CRU also reported no warming in the US during the century prior to 1989.

February 04, 1989

Last week, scientists from the United States Commerce Department’s National Oceanic and Atmospheric Administration said that…