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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 […]

  • 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 […]

  • Delaware River Basin Commission Public Hearing 3Q26

    Virtual Meeting

    3Q2026 Public Hearing Agenda (PDF) Items to be heard include one resolution and 18 draft dockets for withdrawals, discharges and other projects that could have a substantial effect on the […]

  • Full Disclosure: Data Centers, NDAs, and Transparency

    Zoom

    When public officials sign legally binding non-disclosure agreements (NDAs) with data center companies, they cut communities out of the conversation. Left in the dark, residents get no chance to negotiate […]

  • Know Your Nose: Clean Air Has No Smell

    Zoom

    Have you ever noticed an unusual odor, but had no idea how to identify or report it? Join us on Monday, August 17 at 6:30 p.m. for a free webinar […]

  • Delaware County Green Team Meeting

    Virtual Meeting

    “One who sets off an alarm for a raging house fire is not an alarmist.  Climate change is a planet-wide house fire.”  -David Calloway Meeting Highlights Round-Robin, 1’ each - Describe in […]

  • You Passed a Data Center Moratorium. Now What?

    Zoom

    Hundreds of communities across the US have passed or are considering data center moratoriums. But once that pause is in place, what happens next? This workshop explores the policy tools […]

  • Information Walk about the Proposed Trail Project for the Eastwick Community

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

    Join the Community Engagement Team on a walk through the Warbler Woods Trail and learn about the proposed trail in the Eastwick community! Event date and time Sep 16, 2026 […]

  • Delaware River Basin Commission Business Meeting 3Q26

    Washington Crossing Historical Park Visitor Center 1112 River Road, Washington Crossing, PA, United States

    As a courtesy FYI, the agenda for the Wednesday, September 2, 2026, 3Q Delaware River Basin Commission (DRBC) Business Meeting is available at http://www.nj.gov/drbc/meetings/upcoming/. The September 2, 2026, Business Meeting will include the following Adoption of the Minutes of the Commission's June 11, 2026, business meeting Announcement of upcoming meetings and events; A report on […]