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Unformatted text preview: Approximate US Total Energy Use Transportation 30% of our energy use is in transportation o 36% automobiles o 25% light trucs o 17% other trucks o 10% aircraft o 5% ships o 7% other We have limited petroleum What can we use as a fuel in the transportation sector? Ethanol- burning corn Hydrogen- not yet fully developed Biodiesel- using soybeans and other stuff and turning it into liquid fuel Science and a Scientist? Use data today to explain things. However, data tomorrow maybe different and could change things. Understand why something happens. Then it is explained into law Helps to explain, predict Physical laws Based on available data when data changes Reevaluate Peer-review process before publication Science, water, and rocks NaCl o Put salt in water, it dissolves up to a point SiO2 o Put quartz in water, it does nothing Science and the Chesapeake Bay Increased nutrient input (N and P), get more algae and plants Plants die and are decomposed by aerobic bacteria...
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This note was uploaded on 03/30/2008 for the course GEOS 1024 taught by Professor Meschreiber during the Spring '08 term at Virginia Tech.
- Spring '08