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Sierra Club: Quick Facts

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News •

Michael McCloskey Has Died. He Helped Make the Sierra Club a Political Force. • Nov. 11, 2026, 7:13 AM ET (New York Times)
CT public health nurse receives national award for her environmental advocacy. ‘We are in a community.’ • Oct. 23, 2026, 5:33 AM ET (Hartford Courant)

Facts

Date 1892 - present
Areas Of Involvement conservation
Related People John Muir • Elizabeth May

Photos

Sierra Club
John Muir in Muir Woods National Monument
Black-and-white Ansel Adams photograph showing the Snake River winding through forested land with the snow-capped Teton mountains in the background under a dramatic sky.
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Related Topics and References

Topics