Teacher resources and professional development across the curriculum

Teacher professional development and classroom resources across the curriculum

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The Hetch Hetchy controversy was the single most famous incident in the history of American environmental politics, galvanizing a wilderness protection movement that inspires public passions to this very day.

By the end of the twentieth century, environmentalists were proposing that dams had become so ecologically destructive that the only solution was to tear them down, an idea that found support even among some powerful government officials.



  

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