GEO 110 Lecture Notes - Lecture 12: Wave Power, Scrubbers, Photosynthesis
5 Mar 2018
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Document Summary
Geo110 lecture 6 energy, air pollution, and climate change impacts. Non-renewable energy: conventional, petroleum, natural gas, coal, nuclear, unconventional, oil. Globally, fossil fuels account for roughly 80% of energy (commercial) Main energy sources: most energy comes from fossil fuels which are burnt in power stations, factories, homes and vehicles, formed mill years ago and are non-renewable. Oil: oil is a mixture of different compounds, we can separate these substances by a process called fractional distillation. Fossil fuel sources: coal, petroleum, crude oil, tar sands, and oil shales, natural gas. World energy resources: energy use related to, prosperity, quality of life, more energy used gnp per capita, but, switzerland, japan, denmark, germany have achieved high gnc using less energy than usa. World electricity generation: fossil fuels 66. 6, nuclear 15. 2, hydroelectric 16. 0, renewable sources 2. 2% Peak oil in usa: we have not reached our peak supply that we think we have, why is oil so important, social issues, environmental issues.
