Chapter 19 - Global Biology
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10 Terms
What is the main nutrient lost to agriculture?
Nitrogen
What are the 2 main nutrients that poison the lake?
Nitrogen and phosphorus
What is Biological magnification?
The increase of toxic pollutants in an ecosystem that affect top-level carnivores
What is the greenhouse effect?
Greenhouse gases that reflect radiation back towards earth
What are 2 ways that global warming raises sea levels?
1) Expansion of water with higher temperatures
2) Melting of glaciers
What mass extinction occurred because of greenhouse warming from volcanic activity?
The Permian extinction
Did the Industrial Revolution increase or decrease the human population?
Increase
What is the ecological footprint concept?
The total land + water areas that are needed to sustain people in a nation
What is the estimate carrying capacity of Earth for humans?
10 - 15 billion
What is the marine stewardship council?
A non-profit org. that certifies sustainable fishing practices with three principles