Details
PUBLISHED
[United States] : Britannica Digital Learning : Made available through hoopla, 2012
DESCRIPTION
1 online resource
ISBN/ISSN
9781615356348 (electronic bk.) MWT11663510, 1615356347 (electronic bk.) 11663510
LANGUAGE
English
NOTES
In Secrets of Pollution and Conservation, you will find out how human activity has polluted the air, land, and sea, and what steps people are taking to clean up the planet
Mode of access: World Wide Web