Environmental Issues
What is a dump?
An open hole where trash is buried.
What is a dead zone?
Areas in large water bodies where the bottom water has little to no oxygen caused by eutrophication.
What is soil pollution?
Contamination of soil in concentrations to be of risk to human health and the ecosystem.
What is the inversion layer?
Cool air trapped below warm air.
What is the difference between direct and indirect contact?
Direct: Inhaled, skin contact. Indirect: Consumption of food.
What is eutrophication?
Excessive nutrients in a water body causing overgrowth of algae, it absorbs oxygen in the water, thereby killing many creatures.
What is water pollution?
Harmful or objectionable material in the amount to measurably degrade water quality.
Which element can cause brain damage?
Lead
how to make electricity?
Magnet(water/steam) + Copper Wire(turbine)~>Generator = Electricity
Which element can affect your kidney, liver, and brain?
Mercury
What is the equation for acid rain?
NOx + H2O = Nitric Acid (HNO3) SO2 + H2O = Sulfuric Acid (H2SO4)
What is the equation for ground level ozone?
NOx + VOC + Heat & Sunlight = Ozone
What are some examples of hazardous waste?
Paints and solvents, automotive waste, pesticides, mercury, e-waste, propane cylinders, cleaning agents, refrigerant, batteries, ammunition, and radioactive waste.
What are dioxins?
Reproductive and development problems, also cause cancer.
What is hazardous waste?
Substantial threats to public, may cause cancer and organ damage.
What is air pollution?
The release of damaging materials into the atmosphere, can also be harmful to the health of others.
What is cancer?
Uncontrolled cell growth that eventually affects organs, thereby causing death.
What is a landfill?
Using a bottom liner, daily covering of soil.
What is a septic system?
Where raw sewage is kept in some homes. Often leak, causing waste materials to flow into drinking water.
What are some websites to find your nearest hazardous waste collection?
cleanla.com calrecycle.ca.gov lacsd.org/residents/default.asp dpw.lacounty.gov/epd/cleanla/