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Latest Blog Posts
22
MayInternational Day for
Biological DiversityOn May 22, 1993, the United Nations sanctioned this date as the International Day for Biological Diversity to increase awareness of biodiversity issues worldwide. Building a Shared Future for All Life is this year’s theme on International Day for … Continue reading →
17
MaySharing the Good Health News
On May 17, 1749, English country surgeon Dr. Edward Jenner was born. In the 18th century, smallpox was a disease that killed about 20% of victims who contracted it and, if it didn’t kill, it often disfigured or blinded … Continue reading →
Tag Archives: July 30
Graphic Plots
On July 30, 1920, Marie Tharp was born in Ypsilanti, Michigan. A pioneering oceanographic cartographer, she mapped the ocean floor and co-discovered the Mid-Oceanic Ridges, along with her colleague Bruce Heezen, Columbia University’s team leader of ocean ridge mapping. As … Continue reading
Posted in On This Day
Tagged cartography, Columbia University, Heezen-Tharp, July 30, Marie Tharp, Mid-Atlantic Ridge, Mid-Oceanic Ridges, ocean cartography, On This Day, plate tectonics, The Roberta Bondar Foundation
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