Reviews of articles by: William Happer

CLAIM REVIEWS

CO2 caused warming during past climate changes, notably as a feedback amplifying other factors

CLAIM
"CO2 does not cause climate change, it RESPONDS to it [...] temperature always changes first, and CO2 follows"

SOURCE: Robert W. Felix, William Happer, Ice Age Now

Published: 14 Aug 2019

VERDICT

In CNN interview, William Happer incorrectly claims temperatures don’t match climate model projections

CLAIM
"The temperature is not rising nearly as fast as the alarmist computer models predicted. You know, it’s much, much less, factors of 2 or 3 less."

SOURCE: William Happer, CNN

Published: 25 Apr 2017

VERDICT

In CNN interview, William Happer misleads about the impact of rising carbon dioxide on plant life

CLAIM
"there's this myth that's developed around carbon dioxide that it's a pollutant […] Carbon dioxide is a perfectly natural gas, it’s just like water vapor, it’s something that plants love."

SOURCE: William Happer, CNN

Published: 25 Apr 2017

VERDICT