Unit 07: Pollution
Describe an anthropogenic source of CH4.
Agriculture, landfills, burning of natural gas
Landfills are toxic for producing which greenhouse gas?
CH4 (methane)
Provide one example of a greenhouse gas and its source (natural or anthropogenic).
Varied
A population has a 10 percent growth rate per year. How long will it take for the population to double?
7 years
Nope.
How do you pronounce your Environmental Science teacher's first name
Rum-yuh
As you move up the food chain, what happens to the concentration of a toxin within the organism?
(200 bonus points for also giving the name of this process)
It increases due to BIOMAGNIFICATION
Describe one benefit and drawback of incineration as a waste disposal method
Benefit: can be used to create energy, does not require as much space
Drawback: CO2 emissions, expensive
What is a greenhouse gas?
A gas that traps heat
My grade increased from an 80 to an 88. What was the percent change of my grade?
10%
The Montreal Protocol regulated the use of
CFCs
How much sugar is in a Diet Dr Pepper?
0
VOCs are often found where?
(300 bonus points for an example of a VOC)
New homes and furniture
ex: formaldehyde
Why are persistent organic pollutants a problem?
They stay in water and bodies for a long time
They aren't always able to be treated with wastewater treatment
What are the effects of releasing CFCs?
How much more acidic is a solution with a pH of 5 than pure water?
100x
The Kyoto Protocol was responsible for regulating
Greenhouse Gases
Based on your observations, what stresses Ms. Pokala out the most?
Varied
What is needed for smog formation to occur?
VOCs--> photochemical oxidant
Tertiary Treatment of water is often the final step of water treatment. What are some ways this can occur?
Provide 2 reasons invasive species are harmful to biodiversity.
They are usually r-selected
They are generalist species
They outcompete native species
How many btu are in 1 Calorie? (Round to the nearest hundredths place)
3.97 btu
The law that tracks hazardous material from "cradle-to-grave" is known as
RCRA (Resource Conservation and Recovery Act)
Where did Ms. Pokala get her Masters?
NYU
What are the 6 major air pollutants (200 points for the acronym ONLY)?
S
P
L
O
N
C
Why is oxygen added to water during secondary treatment?
To promote bacterial growth and decomposition
Describe a cause and effect of ocean acidification (be specific).
Cause: Increased CO2 in the atmosphere, burning of fossil fuels
Effect: lowered pH, moving species out of their niche, coral bleaching
The ocean has an acidity of 6.4. Acid Rain has a pH of 4.3. How much more acidic is acid rain than the ocean? Round to the nearest hundredths place, and be sure to include units.
125.89x more acidic
The law that identifies hazardous waste sites and provides funding to clean them is known as
CERCLA (Comprehensive Environmental Response, Compensation and Liability Act) or Superfund
Who does Ms. Pokala bully the most in your class?
Varied