Climate change Quote by Dennis T. Avery

Global warming alarmists invariably try to make their case by resorting to rhetoric, dogma, opinion, and emotion. The closest thing to scientific data in…

— Walter Cunningham

... those who are absolutely certain that the rise in temperatures is due solely to carbon dioxide have no scientific justification. It's pure guesswork.

— Henrik Svensmark

Based on the laws of physics, the effect on temperature of man's contribution to atmospheric CO2 levels is minuscule and indiscernible from the natural…

— Robert L Scotto

“The record from the Vostok core shows that CO2 levels and temperatures have varied in tandem. Current CO2 levels are unprecedented in the last…

— Elizabeth Kolbert

There is no doubt that we should take solar radiation into account. We have seen ground temperatures rising since 1975, and it is important…

— Bjorn Lomborg

I am troubled by the lack of common sense regarding carbon dioxide emissions. Our greatest greenhouse gas is water. Atmospheric spectroscopy reveals why water…

— Michael Myers

Our CO2 mixes with everyone else's within a year, then hangs around for centuries like a shroud.

— William H. Calvin

Weather patterns over the next 20 or 30 years are going to be determined by the amount of CO2 that is up there now

— John Beddington

“Calculations by Plass (1956) indicate that a ten percent increase in atmospheric carbon dioxide would increase the average temperature by 0.36 degrees Celsius. But,…

— Bill McKibben

The carbon dioxide concentration in the atmosphere is measured. It's uncontroversial. It's going up. We know that has a tendency to warm the atmosphere…

— Martin Rees

By analyzing data from Greenwich Observatory in the period 1836-1953, John A. Eddy [Harvard-Smithsonian Center for Astrophysics and High Altitude Observatory in Boulder] and…

— Jonathan Sarfati

...99 percent confident that the world really was getting warmer and that there was a high degree of probability that it was due to…

— James Hansen