Pumphandle 2012: History of atmospheric carbon dioxide
Why the open web links it
Visualizes 800,000 years of atmospheric CO2 levels, highlighting long-term trends and recent rapid increases.
Linked by 5 independent sites, 2 of them widely read in the 2026-10 crawl of the open web, including uga.edu, salon.com, hotwhopper.com, ll-dd.ch, ncchurches.org.