On his return to China, he engaged in various business ventures, wrote, taught geology and literature.
He now teaches geology and environmental science there full-time while writing in his spare time.
After he passed his baccalaureate exam at 18, the school invited him to stay on to teach geology and arithmetic.
One woman and nine men teach geology, and the eight biochemistry teachers are all men.
He taught geology and paleontology at Columbia University from 1945 to 1977.
In 1825, he began teaching geology - the field with which he would be primarily associated for the rest of his life.
For most of his career he taught geology at Johns Hopkins University (1969-2005).
Genesis did not teach science or geology, rather, it offers a true grasp of earth history for geologists to follow.
Between 1918 and 1920, Dunbar taught geology at the University of Minnesota.
Schools teach geology in epochs that span tens of millions of years.