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Showing posts with the label dessler

Initial Response to "A Critical Review of Impacts of Greenhouse Gas Emissions on the U.S. Climate"

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NCA5 Analysis of Historical and Future CONUS Warming (I'd like to show you the Climate Working Group version but there isn't one) In his 1974 commencement address delivered at Caltech, Richard Feynman warned against scientists "fooling themselves" by doing what superficially looks scientific, but lacks rigorous and critical analysis. In the South Seas there is a Cargo Cult of people. During the war they saw airplanes land with lots of good materials, and they want the same thing to happen now. So they’ve arranged to make things like runways, to put fires along the sides of the runways, to make a wooden hut for a man to sit in, with two wooden pieces on his head like headphones and bars of bamboo sticking out like antennas—he’s the controller—and they wait for the airplanes to land. They’re doing everything right. The form is perfect. It looks exactly the way it looked before. But it doesn’t work. No airplanes land. So I call these things Cargo Cult Science, ...

Does Cold Weather Kill More than Hot Weather?

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If you follow contrarian talking points on social media, you might get the impression that cold weather kills more people than hot weather, and so global warming will result in fewer deaths, and lives will be saved as the planet warms. You can see this in this graph from Bjorn Lomborg, based on a Lancet study[1] that quantifies "cold-related" and "heat-related" deaths. This kind of thinking may seem superficially convincing, but with a little investigation, much of what is being said by Lomborg (and others) is incredibly misleading. It's based on a misunderstanding of what these types of studies say, as well as some flawed logic about how deaths will be affected by warming.  Cold vs Hot Related Deaths This Lancet paper is one of many[2][3] based on a concept of "minimum mortality temperature" (MMT), which is defined as the mean temperature at which non-accidental death rates in any particular location is the lowest.  In most places the mortality rate i...