Energy
Air Pollution
Water and Terrestrial Pollution
Land and Water Use
Grab Bag
100
This nonrenewable energy source is the most widely used for electricity generation worldwide.
Coal
100
The chemical reaction of NOx+VOCs+Sunlight=> ??
Photochemical smog
100
This nutrient, commonly found in fertilizers, can cause algal blooms when it enters waterways.
Nitrogen
100
This type of agriculture involves growing a single crop over a large area, which increases efficiency but can reduce biodiversity.
Monoculture
100
This is the name of a process that an ecosystem goes through after a disturbance like a forest fire.
Secondary Succession
200
This energy source uses heat from the Earth's interior to generate electricity.
Geothermal
200
This is a term for pollutants that require environmental components, like sunlight, water, or ozygen, to form.
Secondary pollutants
200
This process occurs when water pulls pollutants from the soil and carries them into aquifers or surface waters.
Leaching
200
This irrigation method is the most water-efficient but also the most expensive to install.
Drip irrigation
200
A country has a growth rate of 2.5%, how long until the population doubles?
28 years
300
A clothes drier draws 10 kW and a load takes 1 hour to run. If the cost of energy is $0.50/kWh, how much does it cost to run the drier in a month if you are drying a load of clothes every day?
$150 per month
300
This piece of US legislation was enacted in 1970 to control air pollution on a national level.
Clean Air Act
300
This toxic metal, once used in paints and gasoline, is particularly harmful to children's neurological development.
Lead
300
This sustainable farming method involves alternating different crops in the same field across seasons to improve soil health and reduce pests.
Crop rotation
300
The Coriolis effect causes prevailing wind to blow in which direction between 0 and 30 degrees latitude in the southern hemisphere?
West
400
This process, used in nuclear power plants, involves the splitting of atomic nuclei to release energy.
Nuclear Fission
400
This category of pollutant can trigger a chain reaction breaking down ozone molecules in the stratosphere.
CFC
400
This international treaty aims to phase out the production of certain persistent organic pollutants (POPs).
Stockholm Convention
400
This legislation, passed in 1972, regulates the discharge of pollutants into U.S. waters and sets water quality standards.
Clean Water Act
400
A country has the following characteristics:
Birth rates remain high due to cultural traditions and limited access to contraception.
Death rates have recently declined due to improved medical care and sanitation.
Life expectancy is increasing, but the total fertility rate is still above replacement level.
Based on this information, which stage of the demographic transition model is the country most likely in?
Stage 2
500
A powerplant generates 95 MW of electricity. If the average home uses 60 kWh/day, how many homes can this powerplant support?
38,000 homes
500
What pollutant is best represents by the thin solid line?
NOx
500
Which bacteria has the lowest threshold?
Newly discovered bacterium.
500
This mining method involves removing large amounts of surface material to access minerals close to the surface, often used for coal.
Strip Mining
500
This graph best represents which biome. 
Taiga