The Environment: Resources and Pollution

A substance that is harmful to the air, soil, or water

• sludge

• pollutant

• natural resource

A dense, brownish haze

• smog

• sludge

• brownout

• ozone

The burning of waste materials

• smoke stack

• salinization

• incineration

Taking care of something that has been given to you

• stewardship

• farming

• entrustment

• nitrification

Any substance, organism, or energy form found in nature that can be used by living things

• nuclear energy

• natural resource

• stewardship

• pollutant

A resource that is constantly available or can be replaced quickly

• natural resource

• crop rotation

• salinization

• renewable resource

Energy collected from heat trapped in the earth's crust

• geothermal energy

• nuclear energy

• biomass energy

• solar energy

Energy that comes from changes in the nuclei of atoms of radioactive elements

• geothermal energy

• nuclear energy

• biomass energy

What happens when too much algae grows in a water source?

• Other aquatic life have more food to eat

• Other aquatic life is suffocated

• The water becomes oxygenated

• The temperature increases

Why is electricity not a totally clean energy source?

• Batteries create air pollution

• Light bulbs fill up landfills

• Power plants burn fossil fuels to generate electricity

• Power lines give off radiation