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L.I. Green Events Calendar

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September 2025

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The Sierra Club, a non-profit organization, is the nation’s longest standing volunteer driven environmental organization. Its purpose is to ‘explore, enjoy and protect the planet’. It does this by educating the public and influencing public policy decisions — legislative, legal, and electoral.

 

Please note that donations to, and dues for membership in, the Sierra Club are NOT tax deductible. Donations to the Sierra Club Foundation, a separate entity, are are tax deductible.  


Copyright 2025 by Sierra Club Long Island Group

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