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Earth Science

Earth Just Experienced Its Hottest-Ever October (cbsnews.com) 275

An anonymous reader quotes a report from CBS News: Last month was the hottest ever October on record globally, according to data released Friday by the Copernicus Climate Change Service, an organization that tracks global temperatures. The month, which was reportedly 1.24 degrees Fahrenheit warmer than the average October from 1981-2010, narrowly beat October 2015 for the top spot. According to Copernicus, most of Europe, large parts of the Arctic and the eastern U.S. and Canada were most affected. The Middle East, much of Africa, southern Brazil, Australia, eastern Antarctica and Russia also experienced above-average temperatures. Parts of tropical Africa and Antarctica and the western U.S. and Canada felt much colder than usual, however. While all major oceans experienced unusually low temperatures, air temperatures over the sea were still much higher than average.

October is following a 2019 trend. The hottest-ever September follows a record-setting summer, which included the hottest-ever June and July and the second-hottest August. Overall, 2019 will make history as one of the top five warmest years on record, according to the National Oceanic and Atmospheric Association. Temperatures from November 2018 to October 2019 were above average for "virtually all of Europe," and most other areas of land and ocean, Copernicus said.

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Earth Just Experienced Its Hottest-Ever October

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  • by NewtonsLaw ( 409638 ) on Wednesday November 06, 2019 @06:29PM (#59388932)

    Damn you Greta... look what you've done now!

  • What about 2017? (Score:3, Insightful)

    by LynnwoodRooster ( 966895 ) on Wednesday November 06, 2019 @06:32PM (#59388944) Journal
    According the UAH satellite dataset [uah.edu] 2017 was warmer, by nearly 0.2 deg C.
    • Stop polluting this forum with your noise.

      Perhaps you want to read the captions of the graphs you linked.

      Or I have to call you what you are: and idiot and a moron.

      • Yes, facts are "noise" if you don't like what they indicate. For example, the fact that Germany pays more for power because they subsidize (heavily) the pursuit of "green" energy - and use lots of coal and nuclear to cover the shortfalls of wind and solar.
  • It's dry AF here right now. Well, not HERE here, I'm in Albion and it got super foggy today so the redwoods are getting plenty of water. But the bay area is between 0 and 1% of the usual rainfall for this part of the month so far... and yes, hot, too. Temps are in the high seventies and low eighties.

  • by steveha ( 103154 ) on Wednesday November 06, 2019 @07:23PM (#59389152) Homepage

    I'm interested in the degree of confidence of the claim. "Hottest" by how many degrees? Confidence in the measurement has +/- how many degrees?

    If it's hottest by 2 degrees and the error bars are +/- 0.01 degree then I'm very worried. If it's hottest by 0.01 degree and the error bars are +/- 2 degrees, I'm much less worried.

    The second link [copernicus.eu] gave me the first number I wanted: the difference between the hottest October recorded and the second-hottest October was 0.02 degrees Celsius. But I wasn't able to find any error bars.

    The error bars seem like a pretty important number that needs to be mentioned. I'm not a scientist but I thought scientific studies always share their estimated error bars on their data, so I'm sure the numbers must be available. Can anyone find them and share them here, please?

    • The error range is +- 2 degrees C for the last 10 years. +- 5 degrees C for the two decades before that. +- 8 degrees C for the half-century before that, +- 10 degrees for the half-century before that, and +- 20 degrees C before that.

    • I'm interested in the degree of confidence of the claim. "Hottest" by how many degrees? Confidence in the measurement has +/- how many degrees?

      If it's hottest by 2 degrees and the error bars are +/- 0.01 degree then I'm very worried. If it's hottest by 0.01 degree and the error bars are +/- 2 degrees, I'm much less worried.

      The second link [copernicus.eu] gave me the first number I wanted: the difference between the hottest October recorded and the second-hottest October was 0.02 degrees Celsius. But I wasn't able to find any error bars.

      The error bars seem like a pretty important number that needs to be mentioned. I'm not a scientist but I thought scientific studies always share their estimated error bars on their data, so I'm sure the numbers must be available. Can anyone find them and share them here, please?

      What are the error bars on current atmospheric co2 lvls being more than double any peak in the last 800,000 years?

      https://cdiac.ess-dive.lbl.gov... [lbl.gov]

    • If they don't have error bars on measurements, they aren't doing science.
  • From 2010 (Score:2, Interesting)

    by Jerry ( 6400 )
    https://translate.google.com/t... [google.com]

    *In fact, this is an expropriation of the countries with the natural resources. This leads to a very different development than the one that has been initiated with development policy.*

    First of all, we industrialized countries have virtually expropriated the atmosphere of the world community. But one has to say clearly: we are effectively redistributing world wealth through climate policy. That the owners of coal and oil are not enthusiastic, is obvious. *One has to free

  • by ShieldW0lf ( 601553 ) on Wednesday November 06, 2019 @10:23PM (#59389568) Journal

    Global warming is awesome! I'm excited at the prospect of no more glaciers and no more permafrost.

  • by DaveV1.0 ( 203135 ) on Thursday November 07, 2019 @08:34AM (#59390312) Journal
    It may have been the hottest since 1980 but it is not the hottest ever or even on record.
  • by reanjr ( 588767 ) on Thursday November 07, 2019 @09:21AM (#59390424) Homepage

    The Earth used to be much warmer. Title is bullshit.

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