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  • Delaware County Green Team Meeting

    Virtual Meeting

    The SC DelCo Green Team is committed to educating people about and increasing the use of clean energy, zero waste solutions, & sustainable policies in all DelCo municipalities. "The bottom […]

  • Loving the Less Lovable: Spiders ($Pay what you wish)

    Virtual Meeting

    After 12+ years in pest management, Kevin Wiener realized that most "bugs" are not pests and are very beneficial to the environment, so he became an ambassador of arthropods and […]

  • Plants Out of Place: Communicating Effectively About Invasive Species ($ Pay what you wish)

    Virtual Meeting

    The past, present, and future of invasive plants in our ecosystems is defined by human actions and notions of stewardship. Yet, public skepticism and mistrust towards the field of invasion biology have been heightened by pervasive criticism from within the social sciences, humanities, popular media, and by extension, the general public. Thanks to support from […]

  • Sierra Club Local Outings and ICO Info Session

    Virtual Meeting

    Want to bring people outside to explore, enjoy, and help protect our region's most beautiful places? Want to volunteer but don't want to be indoors? Are you an outdoor enthusiast […]

  • Shale Gas and Public Health Conference 2026

    Virtual Meeting

    Our Work, Our Health: Building a Future Beyond Sacrifice ​The 2026 Shale and Public Health Conference brings together healthcare professionals, researchers, and advocates to examine the intersection of shale gas […]

  • CRCQL Chester Environmental Justice – General Meeting

    Virtual Meeting

    The work continues and CRCQL is gearing up for another productive and engaging year ahead. We remain focused on our mission to protect residents’ rights to clean air and a […]

  • PA Chapter Public Lands Team Meeting

    Virtual Meeting

    This is the regular meeting of the Sierra Club PA Chapter Public Lands Team. Our priorities are to discuss: Rebuilding the team Identifying team goals Any other topics that team members would like to bring to the table. Agenda and zoom info will be emailed to the Public Lands Team email list and anyone that […]

  • Darby Creek Valley Association Annual Meeting

    CREC (Haverford Community Recreation & Environmental Center) 9000 Parkview Drive, Haverford, PA, United States

    Each year, DCVA’s Annual Meeting brings together our members and the broader community to reflect on the work we’ve accomplished and look ahead to what’s next for the Darby Creek watershed. This gathering offers a meaningful opportunity to learn about the progress we’ve made, the challenges we face, and the impact of our collective efforts […]

  • Loving the Less Lovable: Coyotes ($ Pay what you wish)

    Virtual Meeting

    Samara Trusso, Wildlife Management Supervisor with the PA Game Commission, will share her love of coyotes, a resilient and adaptable canine that thrives in rural landscapes and, increasingly, urban environments. Learn more about their biology, behavior, and unique challenges as they coexist with humans. This is a "Pay What You Wish" presentation with donations benefiting […]

  • Here Comes the Sun (Clean Energy for All Webinar)

    Virtual Meeting

    Here comes the sun… but it needs your help! Solar energy projects have been proposed across Pennsylvania at the utility-scale level, meaning that they are large enough to send power to our electric grid. Unfortunately, these promising projects are often stopped at the local level, sometimes after planning and permitting processes have already made significant […]

  • Clean Air Council’s Air Monitoring Review

    Virtual Meeting

    You are invited to join the Clean Air Council’s Air Monitoring meeting on February 25th from 6:30-7:30pm. Click Here to Register for the Zoom Meeting For the last year Clean Air Council, in partnership with Marcus Hook Area Neighbors for Public Health, has gathered and interpreted real-time air quality data from nearly 60 Purple Air […]

  • Webinar: Here Comes the Sun (Clean Energy for All)

    Virtual Meeting

    Join the Sierra Club of Pennsylvania for Here Comes the Sun, a webinar hosted on Zoom on Wednesday, February 25th from 6:30-7:30pm. Read on for more information from Sierra Club about next Wednesday's event: Here comes the sun… but it needs your help! Solar energy projects have been proposed across Pennsylvania at the utility-scale level, […]