Earthwatch / Savan, Beth

Author:

ISBN13: 
9780201581485
Compare Title: 
earthwatchearthcyclesandecosystems
Call Number: 
574

Earthwatch

earthcycles and ecosystems
  • Savan, Beth
1992
Examines how natural cycles and specific ecosystems work and suggests activities to learn about protecting the earth from further damage by pollution and waste.
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