Calculations Quote by Steve McIntyre

How reliable are the computer [climate] models on which possible future climates are based? Not very. All will agree that the task of modeling…

— Don Aitkin

I know there is pressure to present a nice tidy story as regards 'apparent unprecedented warming in a thousand years or more in the…

— Keith Briffa

“MANN – WAS – MANN –”

— Christopher J. Nolan

“Global temperatures have been irregularly declining for at least 3,000 years based on Greenland ice core data similarly to what has occurred near the…

— Alan Carlin

I am arguing that climate models are not fit for the purpose of detection and attribution of climate change on decadal to multidecadal timescales.

— Judith Curry

The data which is used to date for making the conclusions and predictions on global warming are so rough and primitive, compared to what's…

— Gregory W Moore

...the Climate Research Unit of the University of East Anglia apparently cherry-picked Russian climate data.

— Andrey Illarionov

Once again we have misleading climate change pronouncements being based on data errors, data errors detected by non-UN, non-IPCC, non-peer-reviewed external observers. This is…

— Anonymous

...it is quite obvious that the temperature change during the last 100 years or so includes significant natural changes, both the linear change and…

— Syun-Ichi Akasofu

I looked at 73 climate models going back to 1979 and every single one predicted more warming than happened in the real world.

— John Christy

“I would like to draw three main conclusions. Number one, the earth is warmer in 1988 than at any time in the history of…

— Bill McKibben

The climate has been changing since there was a climate.

— Felix Dennis