Thirty Years On, How Well Do Global Warming Predictions Stand Up?

James Hansen issued dire warnings in the summer of 1988. Today earth is only modestly warmer

By
Pat Michaels and Ryan Maue

[This article1 originally appeared with the same title in the Wall Street Journal on 21 June 2018.  Ed]

James Hansen testifies before a Senate Transportation subcommittee in Washington, D.C., May 8, 1989. PHOTO: DENNIS COOK/ASSOCIATED PRESS

James E. Hansen wiped sweat from his brow. Outside it was a record-high 98 degrees on June 23, 1988, as the NASA scientist testified beforethe Senate Committee on Energy and Natural Resources during a prolonged heat wave, which he decided to cast as a climate event of cosmic significance. He expressed to the senators his “high degree of confidence” in “a cause-and-effect relationship between the greenhouse effect and observed warming.”

With that testimony and an accompanying paper in the Journal of Continue reading “Thirty Years On, How Well Do Global Warming Predictions Stand Up?”