Our climate experts

  • Olsen, Sara Noelani
    California Political Affairs, Project Manager

    Areas of expertise: California Climate Policy, Environmental Justice, and Transportation

  • Olumoroti, Akin
    Senior Analyst, Federal Climate Innovation

    Areas of expertise: Renewable energy, carbon management, energy efficiency technologies, U.S., and international energy policy

  • Omara, Mark
    Senior Scientist, Global Methane

    Areas of expertise: Methane emissions, global oil and natural gas, climate change impacts

  • Orleans, Raisa
    Associate Vice President, Federal Affairs

    Areas of expertise: U.S. Congress, U.S. climate policy

  • Otaño Cruz, Abimarie
    Senior Manager, Energy Transition

    Areas of expertise: Energy transition, renewable energy, coral reef conservation and restoration, community-based initiatives and community integration.

  • Padilla, Lauren
    VoLo Senior Environmental Data Scientist

    Areas of expertise: Air quality, environmental systems modeling, fate and transport, data science, sensors

  • Patton, Vickie
    General Counsel

    Areas of expertise: Law, climate change, air quality, clean energy

  • Pavlik Slenk, Yesh
    Director, Climate Corps®

    Areas of expertise: Climate Corps, corporate partnerships, corporate sustainability, community management, climate career mentoring

  • Peltz, Adam
    Director and Senior Attorney, Energy Transition

    Areas of expertise: Oil & gas well integrity, oil and gas regulation, carbon capture and sequestration, orphan wells

  • Pereira, Andrea
    Manager, Corporate Climate Leadership

    Areas of expertise: Policy advocacy, partnerships, corporate sustainability and social responsibility

  • Piris-Cabezas, Pedro
    Senior Director, Global Transportation / Lead Senior Economist

    Areas of expertise: E.U. and global climate and energy policy, REDD+, aviation emissions, sustainable biofuels and the design of cap-and-trade programs.

  • Pottens, Ari
    Senior Campaign Manager, Canada

    Areas of expertise: Canadian climate policy and advocacy, Methane emissions from the oil and gas sector, Transition away from fossil fuels

  • Proville, Jeremy
    Senior Director, Economics

    Areas of expertise: Climate change, GIS, data visualization, remote sensing, land use change, environmental markets

  • Roedner Sutter, Katelyn
    California State Director

    Areas of expertise: California climate policy, environmental justice, cap and trade, air quality, land use & transportation policy.

  • Rogers, Grace
    Manager, Climate Resilient Coasts and Watersheds

    Areas of expertise: Water resources management and policy, science-based decision-making, natural infrastructure, ecosystems, social sciences, stakeholder coordination

  • Rote, Morgan
    Senior Policy Director, Fuels and Feedstocks

    Areas of expertise: U.S. climate policy, carbon markets, renewable energy, climate adaptation, economic analysis, behavioral economics

  • Rutecki, John
    Regulatory and Legislative Manager, Appalachia

    Areas of expertise: State and federal energy policy, climate policy

  • Saladrigas Malaret, Amalia
    Manager, Partnerships & Environmental Justice

    Areas of expertise: Marine conservation; participatory and inclusive strategies in conservation and sustainable development initiatives

  • Sánchez, Sergio
    Senior Policy Director, Global Clean Air

    Areas of expertise: Climate and clean air policy, international development, integrated environmental management systems, comprehensive air quality management, sustainable transport, United Nations

  • Saunders, Nichole
    Director and Senior Attorney, Energy Transition

    Areas of expertise: carbon management; hydrogen; industrial hubs; oil and gas policy; produced water