Learn more about science and the "secret life" of water  
(and nitrogen) with our click-and-learn posters!
 

Please note: these posters are no longer available in print. We offer download versions of our Healthy Lake and Water Treatment posters modified to include all text, and a single download that includes both of these plus versions of all posters below that we have created directly from site graphics. We hope you find these useful as printouts or for screen projection.

 How Healthy is Your Lake?    download version with full text (310KB PDF, 11-3/4" x 8")
 Stages of Water Treatment   download version with full text (347KB PDF, 8-1/2" x 12-1/2")
 Complete file of posters (includes above)  download version (2MB PDF)
 

The Water Cycle

Water is recycled -- in perpetual motion as it moves from land to
air and back to land. And that's the whole idea behind the water,
or hydrologic, cycle. See what makes life possible for all creatures!
 

The Nitrogen Cycle

See how decomposers like bacteria and fungi in
soil impact our atmosphere, and other cool stuff!
 

How Healthy Is Your Lake?

Take a look at some of the things it takes to make a lake a
healthy place for aquatic life.
(The web version here also offers a short quiz at the end.)
download version with full text (310KB PDF, 11-3/4" x 8")

The Stages of Water Treatment

Start with untreated water coming into a treatment plant,
and learn how plant operators make it safe for us to drink.
download version with full text (347KB PDF, 8-1/2" x 12-1/2")

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This page was last updated 08/23/07