He claimed that fossils would be the key in figuring out when the world was created. It was also key in figuring out the kinds of organisms that may have relocated to different regions and the organisms that may be extinct. We are trying to prove that fossils are important and that they did not fall from the sky and that they do not grow in rocks. In a particular article, it states how religion gets involved with geology: http://earthobservatory.nasa.gov/Library/Giants/Steno/
Fossils are important and will help us build our knowledge and understanding of how the world functions and who/what have wondered the world.
Remer, Lorraine R. "On the Shoulders of Giants." Nicolaus Steno. Earth Observatory. NASA.