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APES Final Study Guide
Terms in this set (45)
The environmental impactof a popularion in a given area depends om what 3 things?
- Population Size
- Combined encirnmental effects of technology
- affluence of consumption patterns
Why should we care about the disappearance of the tropical rain forest?
- decreases biodiversity
- increased global warming
- change regional weather patterns
- push beyond tipping
What happens to 95% of the sun's UV radiation as it enters the lowest part of the stratosphere?
Ozone filters out radiation
Name 4 ways that humans intervene in the Nitrogen cycle.
- forest destruction
- agriculture adds nitrogen to aquatic system
- burning fossil fuels
Name 4 ways that sulfur is added to the atmosphere.
- Sea spray
- decomposition in swamps
- burning coal
What would cause a population to overshoot its' carrying capacity?
reproductive lag time between birth & death rates
Know examples of density dependent and density independent populations controls.
What has caused the exponential growth rate in the human population?
decreased death rates
What is the formula for calculating
(birth + immigration) - (death + emigration)
Name 4 reasons that the US has a high infant mortality rate.
- poor healthcare for poor women
- teen pregnancy
- decreased healthcare for babies
- drug addictipm
Name 4 problems associated with rapid population decline.
- less government revenue
- less new technology
- increase public defecits
new business formation
What is the most
important factor in determining which biome is found in an area?
What controls the vegetative character of
What is a disadvantage to living in the chaparral biome?
The limiting factor in a tropical rainforest is?
List 4 reasons the coral reefs are being destroyed.
- warmer waters
- increased acidity
- coastal development
The key factors (4) determining the types of organisms in fresh and saltwater layers?
- dissolved oxygen levels
Know all the ocean and
lake zone key characteristics.
Why are invasive species
so successful in a new area?
no population control such as predators
Know the 1st and 2nd law of Thermodynamics.
Compare old growth forests with second-growth forests.
List 4 problems associated with logging roads.
- increased erosion
- increased runoff into water ways
- habitat fragmentation
- loss of diversity
Compare crown with groundfires.
List 4 ways to reduce the harmful impacts of tree disease and pests on forests.
- ban imported timber that may carry new diseases
- develop genetically resistant tree species
- apply conventional pesticides
- use biological controls
Know Tragedy of the Commons
What is the most common way to deal with e-waste in the US?
Know hazardous, municipal, and industrial waste.
Know the difference between reduce, reuse, recycle, and refuse.
List these from greatest to least contributor of water pollution: mining, factories, sewage treatment plants, agriculture, garbage.
agriculture -> factories -> mining -> sewage treatment plant -> garbage
How may a body of water be depleted of oxygen?
Why does pollution runoff seep into ground water?
Water runs downhill
List 4 sources of groundwater pollution
- Agriculture Runoff
- Landfill leaks
- leaking septic tank
- injection of pollution into groundwater wells
What is the most common pollutant in drinking water?
Which greenhouse gas is the most abundant in the atmosphere?
List 4 human activities responsible for methane emissions.
- raising cattle
- burning fossil fuels
- flooding land to create reservoirs
List 4 problems associated with ocean acidity.
- dissolving of calcium carbonate in shells
- reduce phytoplankton activity
- reduce iron needed for photosynthesis
- disruption of ocean food webs
List 4 effects of ozone depletion on humans.
- more cataracts
- suppression of immune system
- worst sunburn
- increase skin cancer
List 4 chemicals responsible for destroying ozone.
- CFC's (Chlorofluorocarbons)
- CCI4 (Carbon Tetrachloride)
- Methel Bromine
List 4 greenhouse gases.
- Carbon Dioxide
- Water Vapor
List 4 advantages of solar cells.
- moderate net energy yield
- little or no net CO2
- competitive cost
- easy to install
The worlds fastest way to produce electricity is?
List 4 advantages of biofuels.
- biofuel crops can be grown anywhere
- use existing fuel networks
- can be used by vehicles
Compare point source and non point source pollution.
Know that natural gas emits less Carbon dioxide than other fossil fuels.
List 4 problems with burning coals.
- dirtiest fuel
- large amount of black particles
- releases toxic ash
- releases radioactive materials
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