Marie Tharp Profile

tharp-heezenThe Smithsonian’s Ocean Blog has a profile of ocean cartographer Marie Tharp, whose discovery of the Mid-Atlantic Ridge’s rift valley provided hard evidence for the theory of plate tectonics.

Previously: Soundings: A Biography of Marie TharpMarie Tharp and Plate TectonicsMarie Tharp.

Soundings by Hali Felt: Amazon (Kindle) / iBooks

Author: Jonathan Crowe

Jonathan Crowe blogs about maps at The Map Room. His nonfiction has been published by AE, The New York Review of Science Fiction, the Ottawa Citizen and Tor.com. His sf fanzine, Ecdysis, was a two-time Aurora Award finalist.