[MCN] Milestones in climate science: What we've long known
Lance Olsen
lance at wildrockies.org
Fri Nov 27 10:59:17 EST 2015
Climate Science Milestones Leading To 1965 PCAST Report
http://www.sciencemag.org/content/350/6264/1046.full
1824: French mathematician Joseph Fourier reasons
that Earth would be colder in the absence of an
atmosphere, describing the foundations of the
greenhouse effect.
1856: Eunice Foote's unpublished research on the
absorption of radiant energy by carbon dioxide
and other gases in the atmosphere is read at the
10th AAAS Annual Meeting in Albany, New York.
1861: Irish physicist John Tyndall finds that
gases such as water vapor, carbon dioxide, and
methane trap heat efficiently, whereas oxygen and
nitrogen gases do not.
1896: Svante Arrhenius, a Swedish physicist,
chemist, and 1903 Nobel Prize winner, estimates
that a doubling of atmospheric carbon dioxide
would raise Earth's temperature by 5 to 6 degrees
Celsius, averaged across all latitudes.
1938: English engineer Guy Stewart Callendar
determines that a half-century of fuel combustion
has added 150,000 million tons of carbon dioxide
to the atmosphere.
1957: Former AAAS president Roger Revelle and
Austrian geochemist Hans Suess show that
absorption of atmospheric carbon dioxide by the
ocean is slower than previously believed.
1958: American chemist Charles David Keeling
begins recording concentrations of atmospheric
carbon dioxide at Mauna Loa Observatory in
Hawaii, confirming an increasing trend in
atmospheric CO2. Observations at Mauna Loa
continue today.
1965: The President's Council of Advisors on
Science and Technology (PCAST) report on
environmental pollution to President Lyndon B.
Johnson cautions that the accumulation of
atmospheric carbon dioxide from the burning of
fossil fuels would "almost certainly cause
significant changes" to the environment.
(Sources: The Office of Science and Technology
Policy, American Institute of Physics, Scripps
Institution of Oceanography)
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"Controlled capitalism had been a truly
colossal success. From the end of the Second
World War until the mid-1970s the American and
European economies were uplifted by many years of
rapid growth, bringing affluence from the
relatively few to almost all."
"In the late 1970s the tendency to control capitalism was abruptly reversed."
" the most striking feature of our
turbo-capitalist times, the hollowing-out of
democratic governance over the economy."
Edward Luttwak, Turbo-Capitalism.
1998 in Great Britain by Weidenfeld & Nicolson.
1999 in the U.S. by Harper Collins.
ISBN 0-06-019330-1
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