Human Population
Air Pollution
Water
Toxicity & Waste
Energy
100
a density dependent factor
competition, predation or parasitism
100
name a primary outdoor pollutant
CO2, NOx, SO2
100
highest percent of freshwater use goes to this
agriculture
100
where does most trash goes to
the landfill
100
a greenhouse gas is
gas that absorb heat or infrared
200
population control strategies
incentives, sanction or education
200
the most highly toxic indoor air pollutant
carbon monoxide
200
common water pollutant & its source
nitrates & phosphates - fertilizer, mercury - coal burning, crude oil - spills, mining waste, warm water - thermal pollution, drugs/medicine, invasive species, dioxins
200
the does it takes to kill 50% of the population is called
LD50 (lethal dose 50)
200
what nonrenewable resources utilize a turbine to produce power
coal, natural gas, nuclear
300
rapid growth (expanding)
300
car part that removes CO and hydrocarbons
catalytic converter
300
method to obtain freshwater
lakes, reservoir, aquifer, river
300
material that never decomposes
styrofoam
300
difference between active & passive solar
active - PV cells, passive - warming home with sun
400
Calculation for doubling time
70/percent change
400
solution to smog
public transportation, hybrid vehicles, bike, walk, carpool, renewable energy
400
two acts important to fresh water
Clean Water Act (1972) & Safe Drinking Water Act (1974)
400
example of a persistent organic pollutant (POP)
DDT, DDE, PCB, dioxin, furan
400
consequences of hydropower
displacement of animals & humans, disrupt migratory fish, source of CO2 upstream
500
Phase 3 of the demographic transition model is characterized by these
low death rate, decreasing birth rate, steady increase in population
500
reaction for formation of ozone/photochemical smog
NO + 02 = NO2, NO2 + UV = NO + O, O + O2 = O3
500
what location has the highest NPP
open ocean
500
an important act for toxicity & waste
Toxic Substance Control Act (1976), Stockholm Convention (2001), Hazardous Materials Transportation Act (1975)
500
acid rain is created from
SO2 or NO2