Geosciences 106 - EXTRAORD EVENT:EARTH, LIFE,CLM

A journey through the 4.6 billion year history of global change focuses on the extraordinary events that shaped the evolution of the Earth and life. Some of these events include the origin of life, the buildup of oxygen in the atmosphere, mass extinctions of dinosaurs and other organisms, continental glaciations, profound changes in climate, and the evolution of humans. Discussion topics also include the changes that humans have been making to their environments, and the possible consequences and predictions for the future of our planet.