Clarity in terms of climate change

image161.gif -Temperature data inferred from measurements of the ratio of oxygen isotope ratios in fossil plankton that settled to the sea floor, and assumes that changes in global temperature approximately tracks changes in the global ice volume.  Based on data from J. Imbrie, J.D. Hays, D.G. Martinson, A. McIntyre, A.C. Mix, J.J. Morley, N.G. Pisias, W.L. Prell, and N.J. Shackleton, in A. Berger, J. Imbrie, J. Hats, G. Kukla, and B. Saltzman, eds., Milankovitch and Climate, Dordrecht, Reidel Publishing, pp. 269-305, 1984.        Courtesy of Thomas Crowley, Remembrance of Things Past:  Greenhouse Lessons from the Geologic Record

image162.gif -ibid., pp. 269-305, 1984. Courtesy of Thomas Crowley, Remembrance of Things Past:  Greenhouse Lessons from the Geologic Record

for more clearcut remarks and overview on the whole subject of climate change see http://www.geocraft.com/WVFossils/ice_ages.html

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from https://wattsupwiththat.com/2017/03/29/recent-sea-level-change-at-major-cities/ comes this sober and clear set of graphs:

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