Title: Rapid geomagnetic changes inferred from Earth observations and numerical simulations Subject: Nature Communications, doi:10.1038/s41467-020-16888-0 Keywords: Author: Christopher J. Davies Creator: Springer Producer: iText® 5.3.5 ©2000-2012 1T3XT BVBA (SPRINGER SBM; licensed version) CreationDate: Sat Jun 27 08:36:47 2020 ModDate: Tue Jun 30 11:56:40 2020 Tagged: no Form: AcroForm Pages: 10 Encrypted: no Page size: 595.276 x 782.362 pts (rotated 0 degrees) File size: 7973572 bytes Optimized: no PDF version: 1.7