Much as people who advocate multiculturalism do so because they neither know anything about nor care to learn anything about cultural difference, the people who are most strident about anthropogenic climate change neither know nothing about nor care to learn anything about climate science. “Caring” they can manage; the work of learning, not so much.
— “Settled science.” Ghost of a Flea, 14 December 2009.
The Flea’s post links to another site’s video, which is itself a compilation of graphs by Anthony Watt (of Watts Up With That?), created from Greenland ice core data collected by NOAA in 2000. Here is an animated GIF showing the crux of the matter.
Click on the image to see a higher-resolution version of the GIF, if desired.
This is why climate science needs more hard science, and less agenda-tinged argumentation from authority.