Age Quote by Piers Corbyn

Each year we pump at least six billion tons of heat-trapping carbon into the innermost layer of our atmosphere, whose outer extent is only…

— Ross Gelbspan

“The retreat of the Arctic sea ice, the warming of the oceans, the rapid shrinking of the glaciers, the redistribution of species, the thawing…

— Elizabeth Kolbert

There is no proof that carbon dioxide is causing or precedes global warming....All indications are that the minor warming cycle finished in 2001 and…

— John Williams

... 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

The atmospheric CO2 concentration is rising - mainly due to the burning of fossil fuels. It's agreed that this build-up will, in itself, induce…

— Martin Rees

We have known since the 1800s that carbon dioxide traps heat in the atmosphere. The right amount keeps the climate conducive to human life.

— James Hansen

Few scientists now dispute that today's soaring levels of carbon dioxide and other gases in the atmosphere will cause global temperature averages to rise…

— Carl Sagan

“Why have global temperatures not risen in the best part of two decades while CO2 levels have kept on rising? •    ”

— Alan Carlin

All this argument is the temperature going up or not, it's absurd. Of course it's going up. It has gone up since the early…

— Reid Bryson

There are a number of causes of climatic change, and until all causes other than carbon dioxide increase are ruled out, we cannot attribute…

— Reid Bryson

The scientific facts indicate that all the temperature changes observed in the last 100 years were largely natural changes and were not caused by…

— Robert Jastrow

The models that have been constructed agree that when, as has been predicted, the level of carbon dioxide or its equivalent in other greenhouse…

— Bill McKibben