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Sierra Club of the Lehigh Valley

Explore, Enjoy, and Protect the Planet

Lausanne Tunnel

Lausanne Tunnel

The Lausanne Tunnel is the largest point source of abandoned mine drainage metals pollution to the Lehigh River watershed. In 2014 a...

Featured Posts

22 Waterfalls Hike at Ricketts Glen State Park

22 Waterfalls Hike at Ricketts Glen State Park

6th Annual Migration Fest at Lehigh Gap Nature Center

6th Annual Migration Fest at Lehigh Gap Nature Center

Lehigh Valley Sierra Club Meeting

Lehigh Valley Sierra Club Meeting

Canoe and Bicycle along the Lehigh River

Recent Posts

22 Waterfalls Hike at Ricketts Glen State Park

6th Annual Migration Fest at Lehigh Gap Nature Center

Lehigh Valley Sierra Club Meeting

Canoe and Bicycle along the Lehigh River

Lecture: 19th c. Suspension Bridges of John A. Roebling: The Relevance of Archival Research to Moder

Routine Newborn Screening for Heavy Metals

Lehigh River Tributary

Morning Under the Osprey

Conservation Program Update

Next Bridge Meeting!

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