Understanding_Global_Warming_3_pdf

Understanding_Global - Understanding Global Warming I I think Ive got It Dr Tom English UCSD April 4 2011 Jet Propulsion Lab Caltech Scripps Inst

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Understanding Global Warming I I think I’ve got It ! Dr. Tom English UCSD April 4, 2011
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Jet Propulsion Lab Caltech Scripps Inst. Oceanography
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William Reilly Administrator Environmental Protection Agency Dr. Tom English Dir. Environmental Programs Silicon Valley Manufacturing Group 88 % reduction in toxic releases in 4 years
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Putting a Frog into Hot Water
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Putting a Frog into Gradually Heating It
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What do we already know?
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Surface Temp = 68 oF Surface Temp = - 0.4 oF
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Surface = 68 oF Venus Surface = 864 oF 96% CO2 90 x Earth’s Pressure R = .72 AU
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Mars Surface = - 81 o F 95% CO2 .007 x Earth’s Pressure R = 1.5 AU
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Picture of Goldilocks Goldilocks Principle
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Ic ICE AGES
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Tilt Changes Orbit Changes Wobble
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Wolf H. Berger, PhD Distinguished Research Professor Scripps Institution of Oceanography University of California at San Diego
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1896: Global Warming Theory Svante Arrhenius Fossil fuel burning causes CO2 rise CO2 rise causes global warming
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Infrared UV Sunburn on a cloudy day? Solar Energy
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Window Opening Car Temp. Window Opening GREENHOUSE EFFECT
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Mauna Loa Record Charles D. Keeling (1928-2005)
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Already ??? Is the temperature changing?
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1.8 3.6 6.3 T in 0F
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2010 ties 2005 as the warmest year in the 131-year Instrumental record
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Lots of ice
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Bingo ! The End
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Ice’s Heat of Fusion Weight Ice Energy Needed Power Heater Time to Melt Model Flow Diagram
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ICE Weight Melt Time RESULTS
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DELAYED TEMPERATURE CHANGE TIME TEMPERATURE
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Water level doesn’t rise when floating ice melts No change in sea level due to floating ice melting in Arctic WAIT
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Water level rises if Ice is dropped into water Similar to ice coming From The land in Greenland & Antarctica
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Paleozoic Mesozoic Cenozoic Sea Level for 600 Million Years
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