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4-6Environment Challenge series.
This leveled-text edition examines the sources and uses of energy from a global perspective to underscore the differences in energy consumption and conservation across various regions. Langley emphasizes sustainability, including case studies of energy disasters (mine collapses, oil spills) as well as alternative energy and sustainability successes. Color photographs, diagrams, and text asides further encourage readers to examine the issues. Reading/movie list, websites. Glos., ind.