Before revision: Geomorphology (from Ancient Greek: , , "earth" ; , , "form"; and , , "study") is the scientific study of the origin and evolution of topographic and bathymetric features generated by physical, chemical or biological processes operating at or near Earth's surface.
After revision: Geomorphology (from Ancient Greek: , , 'earth' ; , , "form"; and , , "study") is the scientific study of the origin and evolution of topographic and bathymetric features generated by physical, chemical or biological processes operating at or near Earth's surface.