Study Guide For Quiz 3

What are some actions that can be taken to remedy air pollution?

- Government passing regulatory laws - Car emissions testing - Carpooling and less driving overall

If global warming were to raise temperatures 1.5°C to 4.5°C, what would most likely happen?

- Polar ice caps would melt, increasing sea levels - Wildlife would have to migrate or die - The ozone layer would be depleted - Hurricanes and typhoons could increase in intensity

If you have respiratory or heart problems, _________ can make it worse.

- carbon monoxide - sulfur oxide - nitrogen oxide

Which of the following are measures taken to reduce air pollution?

- higher fuel efficiency for cars - mass transit, like buses and trains - automobile emissions tests - limiting power plant emissions

_________ are responsible for the hole in the ozone layer.

Chlorofluorocarbons (CFCs)

The _________ set guidelines on the amount of air pollution considered acceptable.

Clean Air Act of 1970

Every 100,000 years, the Earth's orbit becomes more elongated. This change in orbit has caused past ice ages and is called a ___________.

Milankovitch cycle

__________ has resulted in significant climate changes.

Tectonic plates

What would the climate be like without the greenhouse effect?

Too cold for many living organisms

In the greenhouse effect, the Earth's atmosphere acts like _______ that warms the earth.

a blanket

Glass windows allow light in, but trap the heat inside. This describes ________.

a greenhouse effect

Nitrogen oxides and sulfur oxides make _________.

acid rain

It is believed that _________ may affect climate.

global warming

Certain gases in the atmosphere, like carbon dioxide, nitrous oxide, and methane, absorb heat and prevent it from escaping into space. These gases are _________.

greenhouse gases

Air pollution comes from ________.

human industrialization