ESS102H1 Lecture : September 14.docx
Document Summary
What is science: process (research) get feedback, body of knowledge (facts) results are communicated-- >pamphlets, textbooks etc. If accepted by community it is added to the general body of knowledge. Prehistoric geology: ancients were aware of geologic phenomena. Volcanoes, earthquakes, mountains, erosion, sedimentation, locations of valuable minerals and metals. Geology until the 17th century: evidence-based speculation about fossils, ex: Eratosthenes (3rd century bc) suggested water level in mediterranean. Sea had been higher (strait of gibraltar closed) and mountains under water. Strabo (1st century bc) stated that earthquakes, volcanic eruptions, landslides and associated tilting of land surfaces would be enough to achieve the emergence of once submerged regions. Early greece: ancient science: metaphysics, speculate on a grand scale about the origin and destiny of the world and its inhabitants, ie implications of geology to large picture, anthropocentric, 1. Considering human beings as the most significant entity of the universe: 2.
