A New Way to Look at Changes in Earth’s Magnetic Field Intensity?

I noticed this article in EOS recently (thanks to Jon Mound and Nick Swanson-Hysell on Twitter for the heads up), and thought I’d comment. Although I’m framing these as caveats, please don’t take the comments to be an attack on anyone, either the article’s author or the authors of the study it describes. I’m just … Continue reading A New Way to Look at Changes in Earth’s Magnetic Field Intensity?