In his paper, he explained his theory that the Earth must be much older than had previously been supposed to allow enough time for mountains to be eroded and for sediments to form new rocks at the bottom of the sea, which in turn were raised up to become dry land.
त्याच्या पेपरमध्ये त्यांनी आपल्या सिद्धांताची व्याख्या केली की पृथ्वीला पूर्वीपेक्षा जास्त जुने असणे आवश्यक आहे जेणेकरुन डोंगरासांचा कालावधी कमी होऊ शकेल आणि समुद्राच्या खालच्या भागात नवीन खडक तयार केले जाऊ शकतील, ज्याला वळण लावण्यात आले होते कोरडी जमीन होईपर्यंत.