Ontology highlight
ABSTRACT:
SUBMITTER: Trindade RIF
PROVIDER: S-EPMC6310861 | biostudies-other | 2018 Dec
REPOSITORIES: biostudies-other
Trindade Ricardo I F RIF Jaqueto Plinio P Terra-Nova Filipe F Brandt Daniele D Hartmann Gelvam A GA Feinberg Joshua M JM Strauss Becky E BE Novello Valdir F VF Cruz Francisco W FW Karmann Ivo I Cheng Hai H Edwards R Lawrence RL
Proceedings of the National Academy of Sciences of the United States of America 20181210 52
The diminishing strength of the Earth's magnetic dipole over recent millennia is accompanied by the increasing prominence of the geomagnetic South Atlantic Anomaly (SAA), which spreads over the South Atlantic Ocean and South America. The longevity of this feature at millennial timescales is elusive because of the scarcity of continuous geomagnetic data for the region. Here, we report a unique geomagnetic record for the last ∼1500 y that combines the data of two well-dated stalagmites from Pau d' ...[more]