Etheria: Exploring the Atmospheric Frontier

How do aerosols have an effect on the environment?

• They heat the environment

• They cool the environment

• They do both: heat and cool the environment

• They have no effect on the environment

What is black carbon also known as?

• Aerosols

• Soot

• Carbon Dioxide

• Carbon footprint

Which of these harmful processes is done by black carbon?

• Increases air pollution

• Can cause respiratory and cardiovascular issues

• Heats the environment

• All of the above

Which is the most common acid found in acid rain?

• Nitric acid

• Hydrochloric acid

• Sulfuric acid

• Citric acid

Which mode of transport releases the most amount of harmful toxins into the atmosphere?

• Roadways

• Airways

• Waterways

• Trains

Which of the following sky colors indicates the most harmful atmospheric conditions?

• Green

• Hazy white

• Red

• Purple

How do livestock primarily emit methane?

• Respiratory System

• Digestive Processes

• Skin Secretion

• Circulatory System

Compared to carbon dioxide, methane is approximately:

• 10% more effective

• 35% more effective

• 60% more effective

• 80% more effective

What is the chemical formula for methane?

• CH2

• CO2

• CH3

• CH4

What year was the Montreal Protocol signed?

• 1980

• 1983

• 1985

• 1987