PollutionChemicals or other harmful items

that end up in the air, on land or in the water and that make the

environment unhealthy.

Trash can become pollution

Flagler Beach, October 9, 2004Photo credit: Jerry Full

Lesson 10: Pollution

Cars and other vehicles can cause air pollution

Photo credit: EnvironmentBlog (Flickr)

Lesson 10: Pollution

Smog is a type of air pollution

Photo credit: Steven Buss (Flickr)Lesson 10: Pollution

Oil spills cause pollution

Russian Doors/Marine Photobank

1 LN HTD KYSTVERKET/Marine Photobank

Lesson 10: Pollution

Light can be considered pollution

Photo credit: NASALesson 10: Pollution

Sound (loud noise) can be pollution

Lesson 10: Pollution

Sewage can cause pollution

Photo credit: Steve Spring/Marine PhotobankLesson 10: Pollution

Pollution can be invisible—we cannot see fertilizer and pesticides

Photo credit: Chesapeake Bay Program (Flickr)Lesson 10: Pollution

Hot water can be pollution

Photo credit: FPL/Nuclear Regulatory Commission

Lesson 10: Pollution

How does pollution get into the water?Heavy rain washes things from the land into

places like lakes, rivers and oceans.We call this stormwater.

Photo credit: Chesapeake Bay Program

Lesson 10: Pollution

Polluted or Healthy?Sometimes it is easy to tell…sometimes it is not

Photo credits: Maia McGuire

Lesson 10: Pollution

How can we keep our water and air healthy?RecycleThrow trash away properlyRide a bicycle or walk instead of driving a carUse solar or wind energy instead of energy

from power plants

Lesson 10: Pollution