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australianclimatesceptics.com | ||
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climate.nasa.gov
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| | | | | Graphs and an animated time series showing atmospheric carbon dioxide levels from the last three glacial cycles to present day. | |
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co2coalition.org
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| | | | | By Gregory Wrightstone People should be celebrating, not demonizing, modern increases in atmospheric carbon dioxide (CO2). We cannot overstate the importance of the gas. Without it, life doesn't exist. First, a bit of history: During each of the last four glacial advances, CO2's concentration fell below 190 parts per million (ppm), less than 50 percent of our current concentration of ... Read more | |
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www.populartechnology.net
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| | | | | Carbon dioxide (CO2) is not a pollutant and the global warming debate has nothing to do with pollution. The average person has been misled... | |
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europa.nasa.gov
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| | | Learn more about Europa Clipper's vault plate, which is engraved with symbols that celebrate humanity's shared connections with each other and from one water world to another. | ||
