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bio final exam

bio final exam (chapter 12)

petroleum, natural gas, and coal examples of fossil fuels
largest consumer of energy in the US industry
organic compounds derived from decomposed plants, algae, and other organisms buried in the rock layers fossil fuels
countries that make up two-thirds of coal reserves in the world US, Russia, China
what does coal release into the air? mercury, arsenic, chromium, and led
how does petroleum plants effect the environment? they create 15 million cubic meters of toxic sludge; release 5000 tons of greenhouse gases; consume billions of liters of water each year
world's third largest commercial fuel natural gas
another name for nuclear fission splitting
explain how nuclear reactors work radioactive uranium atoms are struck by neutrons, they split, and then release energy and more neutrons
is plastic biodegradable? no
mergers of multiple municipalities urban agglomerations
cities with populations of over 10 million people mega cities
what drove people off the land and into cities in countries like the US and china? mechanization
reasons people willingly move to cities? better jobs, better housing, entertainment, and freedoms from constraints of village conditions
how many people worldwide don't have drinking water? 1.1 billion
Created by: devenmccormick