Google has introduced a new interactive doodle on November 21  to celebrate the life of Marie Tharp.

Marie Tharp was an American geologist and oceanographic cartographer.

According to the latest Google doodle, Marie Tharp was born on July 30, 1920, in Ypsilanti, Michigan, US.

Her father used to work for the US Department of Agriculture & was  the first person to introduce  mapmaking to her.

Tharp attended the University of Michigan for her master's degree  in petroleum geology.

In 1948, she moved to New York City & became the first woman to work at the Lamont Geological Observatory.

In 1957, Tharp with Bruce Heezen co-published the first map of the ocean floor in the North Atlantic.

In 1995, Ms Tharp donated her entire map collection to the Library  of Congress.

On November 21 in 1998, the Library of Congress named Marie, one of the greatest cartographers of  the 20th century.

She is also credited for creating the first scientific map of the Atlantic Ocean floor &  proving the theories  of continental drift.