GEOG 205 Lecture Notes - William Cronon, Guardians Of The Universe, James Lovelock
Document Summary
Na has low rates due to immigration. Biodiversity birds declined 71% between 1980 & 2002. Deforestation 80% of original forest has been cleared/damaged/fragmented. Water 70% industrial wastes dumped untreated into waters in developing countries. Asia/rome & 70% of world population living in urban centres. William cronon divide between urban dwellers & impacts of major environmental problems: energy consumption increasing over time. Humans always lived a rural lifestyle (agriculture, hunting) Modern life increasingly relies on energy to power our homes, cars, planes, agricultural processes, modern technology (cooking, communication), etc. Oil = largest energy source in na. Have 58. 6 years worth of natural gas, 46. 2 of oil & 188 of coal. The gaia hypothesis (james lovelock) life manipulates the environment for the maintenance of life interconnectedness of earth"s environment, self-regulation, positive & negative feedbacks & stability: homeostasis: tendency of a system that regulates its internal environment.
