Widely regarded as one of the most influential personalities in the history of mankind, Charles Darwin was an English biologist, naturalist, and geologist. He is credited with publishing the Theory of Evolution, which explains the evolution of life from a unicellular organism to human beings. A prolific writer, Charles Darwin also wrote important books on plants and barnacles.
2 David Bernays
Wen Jiabao is a retired Chinese politician who served as the country's head of government from 2003 to 2013. As Premier, Wen Jiabao played a major role in directing Beijing's economic policy. Nicknamed the people's premier, Wen worked towards bettering the lives of migrant workers and farmers rather than focusing on GDP growth in rich coastal areas and large cities.
10 James Hutton
11 Katia Krafft
Russian polymath Mikhail Lomonosov was born to a fisherman father and left his village later to satiate his hunger for knowledge. Apart from reforming Russian language and literature, he also made the first colored glass mosaic in his country and discovered the atmosphere of Venus. He loved simple life.
Best known for discovering the Shoemaker-Levy 9 comet, with his wife, Carolyn, and David H. Levy, Eugene Merle Shoemaker was an American astrogeologist who had also worked with the U.S. Geological Survey. He had been part of NASA’s lunar exploration missions. Following his death, his ashes were transported to the Moon.
Douglas Mawson was an Australian Antarctic explorer, geologist, and academic. Counted among the most important leaders of the Heroic Age of Antarctic Exploration, Mawson was honored with a knighthood in 1914. Best remembered for his contribution to Australian geology, Mawson was featured on the Australian one-hundred-dollar note from 1984 to 1996.
29 Marie Tharp
The pioneer of soil mechanics, Karl Terzaghi was the son of an army lieutenant-colonel and studied in a military boarding school, where he developed his passion for geography. He eventually graduated as a mechanical engineer. He later also taught at MIT and penned iconic works such as Erdbaumechanik.
31 Inge Lehmann
Danish seismologist Inge Lehmann is remembered for her groundbreaking discovery of the Earth’s solid inner core and molten outer core, using seismic waves. While she initially studied math, she later deviated to seismology, with a focus on ascertaining earthquake epicenters. The William Bowie Medal-winning scientist died at age 104.
33 Ian Plimer
34 John Needham
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42 Eduard Suess
43 Walter Munk
Best known for his work on plate tectonics, John Tuzo Wilson was the son of a Scottish immigrant and had become the first Canadian to earn a degree in geophysics. Following his service in World War II, he began teaching geophysics. The Wilson Mountains in Antarctica was named after him.