Excelsior Geology Unit 5

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Natural resources required by most living things
Air, food, & water
Population Growth
An increase in the size of a population over time
Carrying Capacity
The number of organisms that any given environment can support
Density-dependent factors
Diseases NOT pollution, storms, and extreme temperatures
Reclamation
A federal law which requires mining companies to carry out the process of restoring the land and vegetation to the original state after mining.
Deforestation
The environmental impact is decreased by using buffer zones of trees to prevent eroded sediment from washing into streams
Landfills
Components of these include plastic layers, ventilation pipes, and impermeable clay.
Bioremediation
A process by which naturally occurring bacteria that can be used to eat toxic materials are converted into less-harmful substances
Global Warming
The phenomenon many scientists believe to be the largely responsible for the greenhouse gas carbon dioxide by human production.
Effects of CFCs in the atmosphere
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