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By Carol Saramandich Explore the issues that affect our planet. Some of the topics covered are: global warming, air and water pollution, alternative energy sources, conservation, recycling and landfills, endangered species, green gardening, composting and hazardous waste. Great for general class discussion, panel discussions, journal writing, research projects, cooperative learning activities and assessments. Use with large or small group work. Includes fifty 8.5"x 5.5"cards, teacher’s guide/answer key. Meets National Science Education Content Standard D for grades 5-12. ©2008. | 
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