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2024 SkS Weekly Climate Change & Global Warming News Roundup #38

Posted on 22 September 2024 by BaerbelW, Doug Bostrom, John Hartz

A listing of 33 news and opinion articles we found interesting and shared on social media during the past week: Mon, September 16, 2024 thru Sun, September 22, 2024.

Story of the week

Our Story of the Week is about a newly released long term Earth surface temperature chronology. But this report is locally completely overshadowed for us by news of bereavement arriving only yesterday as of publication. Withholding our loss seems dishonest so here and now we’ll collide with an awful reality.

We are extremely sad to say that our esteemed Skeptical Science colleague— and good friend to many of us— John Mason has passed away. Only last week we blew a horn of appreciation for John’s remarkable gift for telling stories about science. Our expectation was that of John being a constant in our lives. We are truly stunned by John’s unexpected departure. We will have more to say in extolling John but at this moment we can only bow our heads in appreciation of enjoying his many virtues, sadness at his loss. And we can remember that every day is a gift.

John would certainly want us to carry on— as will his words as people continure reading his works–and so we shall. 

Phantastic Job! says NASA Goddard Institute for Space Studies Director Gavin Schmidt, in his RealClimate post about a newly published record of Earth’s temperature spanning the Phanerozoic and reaching back nearly half a billion years. Waxing eloquent, Dr. Schmidt fills us in on the work’s tantalizing promise:

There is something tremendously satisfying about seeing a project start, and then many years later see the results actually emerge and done better than you could have imagined. Especially one as challenging as accurately tracking half a billion years of Earth’s climate.

Think about what is involved – biological proxies from extinct species, plate tectonic movement, disappearance in subduction zones of vast amounts of ocean sediment, interpolating sparse data in space and time, degradation of samples over such vast amounts of time. All of which adds to the uncertainty.

It is not as though people have not tried – we discussed this here in 2014, where we made a plea for better graphs of the global temperature. Now, 10 years later, we finally have something.

Emily Judd and coauthors describe their approach and report results in A 485-million-year history of Earth’s surface temperature, via AAAS’ Science. The team unifies both proxy records and models to produce a more comprehensive picture of deep time Earth paleoclimate than we’ve ever before seen. 

Schmidt’s writeup identifies some areas for further investigation, and possible improvements in the paper’s estimation of climate sensitivity. We can look forward to knowing more, but at this point in time Judd et al. have already earned accolades for extending our perspective. 

Stories we promoted this week, by publication date:

Before September 16

September 16

September 17

September 18

September 19

September 20

If you happen upon current high quality climate-science and/or climate-myth busting articles from reliable sources while surfing the web, please feel free to submit them via this Google form so that we may share them widely. Thanks!

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