Climate change: How do we know?
This graph, based on the comparison of atmospheric samples contained in ice cores and more recent direct measurements, provides evidence that atmospheric CO2 has increased since the Industrial Revolution. (Source: NOAA)
DB
(Right, what a bunch of slithering lying dung balls, where in fork did they get 650,000 years of ice core data)
DB
(Right, what a bunch of slithering lying dung balls, where in fork did they get 650,000 years of ice core data)