GEOG 1220 Lecture Notes - Fish Stock, Tidal Power, Radon

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Reading: pages 3- 12, 19- 26, 33- 37, 186- 190. Tilt of the earth varies over time changes the amount of incoming energy from the sun on the earth. Glaciers- > tundra- > coniferous forests natural changes. The earth is dynamic, natural change is ongoing, we should expect it. Power of these processes are changed by human activity. We can accelerate or decelerate natural forces. We take advantage of natural processes and change the power of them. Transformation of the environment affects our quality of life. We need to fit sustainable within the environment. No recourses= no life. All resouces are finite. Limited at some scale - > danger. Changing these flows change critical balances in earth. Biosphere: species creation or distinction. Technology- map out the environment. Consumerism- demanding everything of the environment. Population- huge, demand for ourselves a large chunk from the surface of the earth. Increased from last year by 75 mil. In 1900, 1. 6 billion people.

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