Warming Slowdown? (Part 2)

guest post by Jan Galkowski 5. Trends Are Tricky Trends as a concept are easy. But trends as objective measures are slippery. Consider the Keeling Curve, the record of atmospheric carbon dioxide concentration first begun by Charles Keeling in the 1950s and continued in the face of great obstacles. This curve is reproduced in Figure … Continue reading Warming Slowdown? (Part 2)