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(1) The Keeling Curve Hits 420 PPM - YouTube
(1) The Keeling Curve Hits 420 PPM - YouTube
One minute video should be included in any global warming history lesson. It explains how Charles Keeling started measuring carbon dioxide in the atmosphere in 1958 - and where those measurements have gone in the last half-century
(1) The Keeling Curve Hits 420 PPM - YouTube
Science and Environmental Policy Project
Science and Environmental Policy Project
One of Frederick Seitz's climate science denial projects useful for information literacy lessons or a climate change DBQ
Science and Environmental Policy Project
Source Notes- The Parrot and the Igloo Notes
Source Notes- The Parrot and the Igloo Notes
The source notes for this book that traces the history of climate science provides a treasure trove of primary source documents for a climate change DBQ
Source Notes- The Parrot and the Igloo Notes