GS Unit 8: Environmental Issues

A resource is

• Something that is always renewed from the Earth's natural cycles

• A substance from the environment that we find economically feasible to extract and socially acceptable to use.

• Something that is always not renewed from the Earth's natural cycles

• Always spread evenly across the Earth

The groundwater level at which all cracks and spaces in rock are filled with water.

• Aquifer

• Water table

• Fossil water

• Soil exhaustion

Rock layers where groundwater is plentiful.

• Aquifer

• Water table

• Fossil water

• Soil exhaustion

Energy resources formed from plant and animal remains.

• Renewable resources

• Greenhouse effect

• Fossil fuels

• Soil exhaustion

The process in which the Earth grows warmer over time.

• Greenhouse effect

• Polar melting

• Reforestation

• Global warming

Due to ___________ soil becomes nearly useless due to nutrient loss.

• Reforestation

• Greenhouse effect

• Deforestation

• Soil exhaustion

The destruction or loss of forests.

• Reforestation

• Greenhouse effect

• Deforestation

• Soil exhaustion

The process in which the Earth’s atmosphere traps heat energy.

• Greenhouse effect

• Polar melting

• Reforestation

• Global warming

What was the net change in days of unacceptable air quality between 1995 and 1997 for Atlanta, GA?

• 5

• 10

• 15

• 20

Which location has shown the least improvement in air quality?

• San Diego

• Orange County

• Atlanta