The Phenomenon where carbon dioxide and other greenhouse gasses were to increase too much and the earth would get too warm.
What is Global Warming?
100
A particular invisible light that comes from the sun that is harmful and can kill living tissue.
What is Ultraviolet light?
100
The government made the mandate that after 1976 all cars had to run on what type of gasoline?
What is lead free gas?
100
This is formed when Nitrogen burns?
What are nitrogen-oxides?
100
The other gases in the air that we breath that are harmful that are produced naturally and human-made.
What are suffer oxides, nitrogen oxides, ozone, and carbon dioxide?
200
The time period in history when there was an huge increase in burning coal, wood, natural gas, gasoline to generate power, run manufacturing machinery and power automobiles.
What is the Industrial Revolution?
200
Your body does this to cool you down.
What is sweating?
200
In 1975, this piece of equipment was added to cars to reduce carbon monoxide.
What is a catalytic converter?
200
High burn temperatures surrounding burning automobiles, airplanes, lawn mower and power plants causes this gas to burn and create oxides
What is Nitrogen?
300
What gas has increased since the climb in industry and population?
What is Carbon Dioxide?
300
The gas filters out a lot but not all of the harmful ultraviolet light but still allows visible and infrared light from the sun to reach the surface of the earth.
What is ozone?
300
This required automobile manufacturers to produce automobiles that burned gas more efficiently.
What is the Corporate Average Fuel Economy standard?
300
This gas protects our earth from ultraviolet light but is also harmful if we breath it.
What is ground-level ozone?
300
The major contaminate in all fuels we burn from coal, oil, wood and natural gas.
What are sulfur oxides?
400
This gas keeps our earth warm.
What is carbon dioxide?
400
The benefit achieved by a certain action is worth the cost involved then the action should be taken.
What is cost/benefit analysis?
400
A solid air pollutant that was at an its highest level in 1975 and use in automobile gas?
What is airborne lead?
400
Coal burning plants have installed these devices that use limestone in their smokestacks that help clean the sulfur dioxides out of the gases as a result from burning coal,
What are scrubbers?
500
This would be a result of removing all ozone from the earth's air supply.
What is death of many living organisms due to unfiltered ultraviolet light.
500
This increased traffic fatalities but was considered necessary to reduce the amount of gas used by automobles in turn cutting down pollution.
What is making automobiles lighter making them less safe?
500
They brought awareness to the government about the high concentration of lead in the air.
Who are scientists?
500
The natural source of sulfur oxides in our environment come from what occurrence.