ENV221H1 Lecture 2: Lecture 2
Document Summary
*for tutorial #1 bring page type-written paragraph pertaining to the orr reading and write a response to his myths and principles. There are varying attitudes towards the application of science as it relates to the environment. Debates as to whether scientists should have a greater role in decision making. Some say that science should be the foundation of environmental decision making. A way to understand the world explains how the natural world works. Does not deal with untestable things (subjective things). Uses empirical studys natural phenomena vs. human constructs. Scientific method: observation, hypothesis, design, collect data, interpret data, conclude. Carl sagan scientists test ideas by critically examining evidence . *maybe requires new hypothesis, then back to #2. Ideas are modified eg. heliocentric model of the solar system. Copernicus was the first to suggest sun-centered model. Newton concurred, but suggested that planets followed an elliptical pattern. Milankovich agreed as well, but claimed the ellipses changes in size every year (eccentric variation)
