EESA06H3 Study Guide - Midterm Guide: Northern Ontario, Paleozoic, Canadian Shield
Document Summary
A window into the history of planet earth. Look locally but think globally: purpose of book is to show how the geological history of ontario, record dramatic global changes that have affected planet earth. Rocks: are not simply inanimate objects, are a record of past environments that provide the only means of reconstructing earth"s history, geologists are historians of planet earth. Spend time looking at and thinking about rocks. Study rocks in the field, where they are exposed at the surface as out-crops. Between 1650 and 1950, the known age of planet earth increased more than 1 million times from 6,004 years to 4. 6 billion years. Discovery of deep time -> one of the most profound scientific discoveries ever made: discipline of geology provided testing ground for darwin"s theory of natural selection, evolution of species, and our place in the world. Geologists are increasingly focused on environmental problems associated with massive.
