theory of isostasy वाक्य

His scientific researches had to do with the theory of isostasy and its applications to dynamic and structural geology.
Among the many accomplishments of the Survey were the demarcation of the geodesic anomaly which led to the development of the theories of isostasy.
In association with the names of glacial geologists grouped in this area, it was named by the UK Antarctic Place-Names Committee in 1971 after Thomas F . Jamieson, a Scottish geologist whose work on the ice-worn rocks of Scotland developed the true origin of glacial striae in 1862, and who in 1865 originated the theory of isostasy.