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, 2004

Photo credit: Jerry Full

Cars and other vehicles can cause air pollution.

Photo credit: EnvironmentBlog, Flickr

Smog is a type of air pollution.

Photo credit: Steven Buss, Flickr

Oil spills cause pollution.

Photo credit: Russian Doors/Marine Photobank

1 LN HTD KYSTVERKET/Marine Photobank

Light can be considered pollution.

Photo credit: NASA

Sound (loud noise) can be pollution.

Photo credit: Purestock, ThinkStock.com

Sewage can cause pollution.

Photo credit: Steve Spring, Marine Photobank

Pollution can be invisible—we cannot see fertilizer and pesticides.

Photo credit: Chesapeake Bay Program, Flickr

Hot water can be pollution.

Photo credit: FPL/Nuclear Regulatory Commission, Flickr

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, Flickr

Polluted or Healthy?Sometimes it is easy to tell…sometimes it is harder.

Photo credits: Maia McGuire

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

Photo credit (clockwise from top): Eyematrix, Wavebreakmedia Ltd, jehsomwang, iriselmo; Thinkstock.com