Our clean air experts

  • Trask, Beth
    Vice President, Global Energy Transition

    Areas of expertise: Methane and air quality; emission sensors and detection technologies; data mapping

  • Vogel, Sarah
    Senior Vice President, Healthy Communities

    Areas of expertise: Toxic emissions, clean air, methane and health, chemical safety, endocrine disruptors

  • Weisner, Meagan
    Senior Scientist, Healthy Communities

    Areas of expertise: Air quality, volatile organic compounds, oil and gas, environmental epidemiology, policy

  • Winn, Rosalie
    Director and Lead Counsel, Methane and Clean Air Policy

    Areas of expertise: Federal environmental and energy regulation, the Clean Air Act, emissions standards for the oil and gas sector

  • Zhang, Mengyun
    Program Manager

    Areas of expertise: Technology innovation, pilot project, community engagement, conservation and air quality