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  • Volunteer Open House

    Virtual Meeting

    Curious about volunteering with the Sierra Club? Join us for a Volunteer Open House! Learn about volunteer opportunities and find the project, team, or task that's right for you. Discuss your […]

  • Tree Care Program in Chester, Ridley & Crum Creek Watersheds (Copy)

    Traditionally CRC has wrapped up the spring tree care season in May and started up again in September.  This year we are launching a robust tree care program that will run throughout the summer months!  While it's not the best time to plant new trees, it is a great time to care for trees we […]

  • Bring Your Own New Clean Energy: Powering PA’s Data Center Energy Demand

    Virtual Meeting

    As electricity demand rises across Pennsylvania—driven in part by the rapid growth of energy-hungry data centers—policymakers face an important choice: invest in clean energy or continue relying on costly, polluting fossil fuels. Join PennFuture for the release of our latest white paper and hear from Senior Director for Energy and Climate Rob Altenburg about why […]

  • Fracking Fuels Data Centers – Protective Buffers Make Communities Safer

    Virtual Meeting

    Join the Protective Buffers PA coalition on Wednesday, July 29, at 7 p.m. for a discussion on how the proposed AI data center buildout in Pennsylvania could lead to more fracking in our communities. Register here! You'll hear from experts about the risks that increased fracking poses to human health and the environment, and why […]

  • Air Quality Monitoring Virtual Presentation – Jan to May 2026

    Virtual Meeting

    Air quality monitoring Is happening around Chester, Marcus Hook, Lower and Upper Chi, and Upland Township The Pennsylvania Department of Environmental Protection (DEP) and community partners are studying how I-95 […]

  • Tree Care Program in Chester, Ridley & Crum Creek Watersheds

    Traditionally CRC has wrapped up the spring tree care season in May and started up again in September.  This year we are launching a robust tree care program that will run throughout the summer months!  While it's not the best time to plant new trees, it is a great time to care for trees we […]

  • Summer Fireside

    Tyler Arboretum 515 Painter Road, Media, PA, United States

    Spend a summer evening at Tyler Arboretum next Friday night, July 31. Pack a blanket or lawn chairs, grab dinner from a local food truck, enjoy a cold drink, and spend a relaxing evening outdoors with family and friends. Explore the gardens in their summer beauty, listen to live music in the barn, let the […]

  • Bird Walk with Chuck Root and Emily Dodge

    John Heinz National Wildlike Refuge at Tinicum 8601 Lindbergh Boulevard, Philadelphia, PA, United States

    Take an educational walk with one of our knowledgeable volunteers! Discover the 300+ species of birds that use the Refuge during their migration routes - each week guarantee different species! Walk will meet by visitor center and be at a relaxed paced on flat surfaces. There are restrooms near the trailhead. No registration required.

  • Summer Photowalk with Ned Levi @ Rt. 420 parking lot

    John Heinz National Wildlike Refuge at Tinicum 8601 Lindbergh Boulevard, Philadelphia, PA, United States

    Wildlife Photowalks are designed to photograph all kinds of wildlife including birds, amphibians, reptiles, mammals, insects, wildflowers, etc., while we learn how to do it well and avoid wildlife photography pitfalls. We discuss technique, gear, and essential knowledge about photography and wildlife. A desire to make great wildlife images, and a good camera and lens […]

  • Nature Tots: Family Yoga under the pavilion – for ages 3 – 5

    John Heinz National Wildlike Refuge at Tinicum 8601 Lindbergh Boulevard, Philadelphia, PA, United States

    Nature Tots on 8/1 will be family yoga under the pavilion. Children ages 3-5 and an adult are invited to explore nature with a refuge ranger! Participants will enjoy story-times, crafts, hikes, and more! Registration is required. Please pre-register by sending an email to hannah_thompkins@fws.gov with how many tots and adults are expected to attend. […]

  • Summer Tree ID Walk n’ Talk with Jeff Cooney and Robb Kerr

    John Heinz National Wildlike Refuge at Tinicum 8601 Lindbergh Boulevard, Philadelphia, PA, United States

    Come learn how to identify trees with Jeff and Robb at this seasonal workshop! This summer, they will be focusing on leaves and other signs seen in the summertime. This […]