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The Sierra Club Lancaster Group, as part of its Earth Day (April 22) activities, announced the names of 12 more Lancaster County organizations that have been awarded its "Green Project" Grants.

Welcome to the online-only Pennsylvania Chapter newsletter, the Sylvanian! Please read our May 2026 issue!

Welcome to the online-only Pennsylvania Chapter newsletter, the Sylvanian! Please read our April 2026 issue!

Tabling season is coming… You may associate spring with a lot of delightful things, but for many of us at Sierra Club the change in season signals a time to unpack our canopy tents, dust off our sticker bins, and fill up our weekend calendar with...

From April 30 to May 4, there will be a March On Harrisburg from Reading to the state capitol in Harrisburg to demand a Gift Ban. Working with other Club leaders across the state, I hear of generations-long battles between Pennsylvania’s residents...

Harrisburg, PA — As Pennsylvania faces a rapid rise in electricity demand driven by large-scale data center development, House lawmakers have approved House Bill 1834, a measure that begins to establish a policy framework for managing the sector’s...

Were you one of the 16.5 million people who enjoyed hiking the Appalachian Trail in 2025? Or maybe you traipsed the AT another time, as a section hiker or a thru-hiker? Or maybe you just value the natural opportunities that the National Park Service...

Sierra Club’s Allegheny Group is joining community organizations in the Hazelwood neighborhood of Pittsburgh for an Earth Day celebration on Saturday, April 25. The event will be an all-day music and arts festival, with an array of booths and tents...

On Saturday, February 21st, I was lucky to be part of a gathering of Philly’s transit enthusiasts, advocates, and leaders to belatedly celebrate Transit Equity Day and imagine the possibilities of city and state transit accessibility.

Congratulations to Karen Larson, the winner of the 2026 Sierra Club PA Postcard Art Contest! Her winning piece, Chipmunk Visitor, captures a quiet moment in Cook Forest, where a curious chipmunk pauses mid-forage, cheeks full of acorns and...