151 records matched your query       

Title:

Water quality [videorecording DVD] .

Format:

[videorecording DVD] .

Publisher:

Iowa Public Television,

Copyright Date:

c2003

Description:

1 videodisc (30 min.) : sd., col. ; 4 3/4 in.

Subject:

Water quality--Iowa--Study and teaching (Secondary).
Water conservation--Iowa.
DVDs held by the Library.

Other Authors:

Edwards, Deanne.
Sawyer, Abbie.
Iowa Public Television.

Notes:

Host, Abbie Sawyer. Interactive teacher guide requires a computer with a DVD-ROM drive, Web browser, and Adobe Acrobat Reader installed.

Contents:

Uses -- Practices -- Pollutants -- Hydrology -- Sources -- The watershed approach -- Excess nutrients -- Manure management -- Urban runoff -- Take action.

Summary:

The water we drink, the places we swim, and the plants and animals within our environment are increasingly threatened by one thing - polution. The ways we use water, the pollutants found in it, and the issues that challenge its quality must be understood if we are to protect this vital resource.

Series:

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OCLC:

(OCoLC)76922250

Locations:

NKPD993 -- Eagle Grove Memorial Library (Eagle Grove)

OUAX845 -- Dordt University (Sioux Center)