The Riverwood Mystery

THE RIVERWOOD MYSTERY

Rick BarrettMik KlossJames Karasch

What’s Ahead

What caused the Fish Kill Facts Visuals Hypothesis Result Clean-Up How to prevent in the future

Cause of Dead fish

Nitrate contamination

Facts

Fertilizer possesses a high amount of Nitrate Nitrate doesn’t directly kill fish, it simply

weakens their immune system, and disables their ability to reproduce; it does however, deprive the water of oxygen. Therefore, kills the fish

Bi-product of bombs Water already claims a small amount of

nitrate Canada’s pollution laws aren’t as strict as the

United States’

Geographical Facts

Just up stream from Riverwood, is the farm town “Farmville”

Up north in Canada, there’s a bomb factory in the town called Hiro-Shima-Eh’

Janua

ry

Febu

aray

March

April May

June Jul

yAu

gust

Septe

mber

Octobe

r05

10152025

Nitrate Levels

Nitrogen L...

Hypothesis

With the facts we know, we can conclude that the people of Farmville, have been dumping fertilizer in the river. And at the beginning of September, a storm came down through Riverwood from Canada, bringing the Nitrate pollution along with it. With the combined fertilizer and bomb plant contamination, the nitrate level grew to a dangerous point and…

Result

Everything in Snake River died of nitrate poisoning, leaving hundreds of people in Riverwood disappointed and upset. A disaster that could’ve so easily been avoided

Clean-up

The best method of clean up we found is to simply wait it out. Keep people from drinking water anywhere along the stream.

Questions/Comments?

Bibliography

http://freshaquarium.about.com/od/watercare/a/nitrates.htm

http://www.ec.gc.ca/ceqg-rcqe/English/Html/GAAG_Nitrate_WQG.cfm

Chemistry: In the Community