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november 2019
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Arkiv över inlägg

  • Do the World’s Energy Policies Make Sense? 14 november, 2019
    The world today has a myriad of energy policies. One of them seems to be to encourage renewables, especially wind and solar. Another seems to be to encourage electric cars. A third seems to be to try to move away … Continue reading →
  • Drone Strike on Saudi Arabia Knocks out 5% of Global Oil Supplies 17 september, 2019
    On Saturday 14 September the Abqaiq oil processing facilities in Saudi Arabia were hit by an air borne attack assumed to be a drone. Abqaiq lies to the NE of Ghawar, the world's largest oil field and producer by far. Abqaiq is the largest single oil processing facility in the world. It processes all the […]
  • Tesla pickup truck claims defy the laws of physics by John Engle 16 november, 2019
    In 2017 scientists questioned whether the Tesla Semi could meet Musk’s claims (see post “Given the laws of physics, can the Tesla Semi really go 500 miles, and what will the price be?”). I suspect this is why Tesla has … Continue reading →

Hur mäter man CO2 halten?

En kort film om hur man mäter koldioxidhalten i atmosfären. Det var för 60 år sedan som David Keeling började mätningarna som nu bär hans namn Keelingkurvan. En liten kort film om hur mätningen går till.

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