time line

1570-Abraham Ortelius

Abraham Ortelius was the creator of the first modern Atlas.

1760- James Hutton

James Hutton was the man that created Geology.

1912-Alfred Wegener

Alfred Wegener was a meteorologist before he became a geologist. He made up the theory of Pangaea.

1960-Harry Hess

Harry believed the sea floor was spreading all the time. He had giant cracks on the sea floor with magma as evidence.

1970- Dan McKenzie

He believed the mantel was driving continental drift. That theory helped scientist with the Pangaea theory.