Who says that article is correct?
Many comments find is incorrect, I like this one...
According to the best papers I’ve seen, the emissivity of CO2 is 0.0017. This is the paper by Leckner from the 70’s. That means there’s a shockingly low amount on infrared radiation emitted by the Earth’s surface, that actually is absorbed and re-emitted back to the Earth’s surface. Radiation is also a very weak mode of heat transfer, and the Earth is not a perfect blackbody. By my calculations, roughly 0.00000035×Earth emitted IR radiation, is actually re-emitted back towards the Earth’s surface. I’ve read papers by climate scientists, where they assume CO2 has an emissivity of 1.0. This is pretty intellectually dishonest. I suspect it’s why none of the dire predictions have been even close to correct. For reference, I have a master’s in ME from Stanford, and worked most of my career as a spacecraft thermal design engineer for the US Naval Research Laboratory. I did radiation heat transfer calculations almost daily for over a decade. If my models weren’t correct, and properly correlated to testing, spacecrafts would fail to work, and I’d likely have been fired. Climate scientists never get fired, despite their predictions being wrong 100% of the time.
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Many comments find is incorrect, I like this one...
According to the best papers I’ve seen, the emissivity of CO2 is 0.0017. This is the paper by Leckner from the 70’s. That means there’s a shockingly low amount on infrared radiation emitted by the Earth’s surface, that actually is absorbed and re-emitted back to the Earth’s surface. Radiation is also a very weak mode of heat transfer, and the Earth is not a perfect blackbody. By my calculations, roughly 0.00000035×Earth emitted IR radiation, is actually re-emitted back towards the Earth’s surface. I’ve read papers by climate scientists, where they assume CO2 has an emissivity of 1.0. This is pretty intellectually dishonest. I suspect it’s why none of the dire predictions have been even close to correct. For reference, I have a master’s in ME from Stanford, and worked most of my career as a spacecraft thermal design engineer for the US Naval Research Laboratory. I did radiation heat transfer calculations almost daily for over a decade. If my models weren’t correct, and properly correlated to testing, spacecrafts would fail to work, and I’d likely have been fired. Climate scientists never get fired, despite their predictions being wrong 100% of the time.
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