Examine how Earth’s air, land, and water have been contaminated. Learn about the effects of acid rain on trees...the depleted Antarctic ozone layer...companies that illegally dispose of toxic wastes. Pollution has many causes and effects, but people can solve some of the pollution problems they create. 25 minutes.
About Educational Videos
Each video comes in a sturdy, plastic storage case and includes a Teacher’s Guide. You may reproduce the text in whole or in part. All educational videos include Public Performance rights for use in educational settings. Several titles are available in Spanish and most are closed-captioned. Call 1-800-368-2728 for more information.
ISBN: 0-7922-1070-0
Copyright Date: 01-FEB-89
U.S. Price: $69
Canadian Price: $108
-- More information about this product line
