Houghton Mifflin Social Studies
Chapter 10, Lesson 2: Protecting Our Resources (pp. 204-207)
I. Pollution
B. Water pollution can kill plant and animal life.
C. Wastes can poison our soil.
II. What We Can Do
B. Communities and factories can stop pouring waste water into bodies of water.
C. Dangerous wastes can be destroyed, made harmless, or cleaned.
D. Everyone can conserve energy and urge others to work for clean air and water.
Lesson at a Glance Outline
A. Air pollution is harmful to plants, animals, and people.
A. Filters and new kinds of engines can help reduce air pollution.
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