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  • The Case

    The Case

    In March 2020, 16 young people from across the state of Montana filed a constitutional climate lawsuit against their own state government. Get the details, meet the plaintiffs, etc.

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  • The People

    The People

    Meet the plaintiffs, expert witnesses, their legal team and the defendants in Held v. State of Montana.

    Plaintiffs Side
    • Legal Team
    • Youth Plaintiffs
    • Experts
    • Fact Witness
    Defendants Side
  • In The News

    In The News

    Held v. State of Montana hit headlines locally, nationally, and globally. Read select coverage.

    Media Coverage
    Press Center
  • Learning Resources

    Learning Resources

    Our Children’s Trust builds its groundbreaking youth-led climate litigation on a foundation of the best available climate science. Learn about the most up-to-date, cutting-edge science and why reducing atmospheric CO2 to below 350 ppm is necessary to restore the Earth’s energy balance and stabilize our climate system.

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    • Books
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    • Film & Video
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    • OCT Impact Report
  • Legal team
  • Youth Plaintiffs
  • Experts
  • Fact Witness

Our Children’s Trust

  • Nate Bellinger
  • Susan Carey
  • Anders Carlson
  • Mat dos Santos
  • Phil Gregory
  • Ji Hyun Lee
  • Julia Olson
  • Andrea Rodgers
  • David Schwartz
  • Kelly Shedd

McGarvey Law

  • Roger Sullivan

Western Environmental Law Center

  • Barbara Chillcott
  • Melissa Hornbein
  • Rikki H.
  • Badge B.
  • Lander B.
  • Ruby & Lilian D.
  • Georgi F.
  • Grace G.
  • Taleah H.
  • Mica K.
  • Nate & Jeffrey K.
  • Eva L.
  • Sariel S.
  • Kian T.
  • Claire V.
  • Olivia V.
  • Dr. Richard Barrett
  • Dr. Lori Byron
  • Dr. Rob Byron
  • Michael Durglo Jr.
  • Peter Erickson
  • Dr. Dan Fagre
  • Mark Haggerty
  • Anne Hedges
  • Dr. Mark Jacobson
  • Dr. Steven Running
  • Dr. Jack Stanford
  • Dr. Kevin Trenberth
  • Dr. Lise Van Susteren
  • Dr. Cathy Whitlock
  • Mae Nan Ellingson

Legal team

As advocates, our job is to make sure children’s voices are heard in courts of law. Held youth plaintiffs are represented by Nate Bellinger, Mat dos Santos, Philip Gregory, Julia Olson, Andrea Rodgers with Our Children’s Trust; Melissa Hornbein and Barbara Chillcott with Western Environmental Law Center; and Roger Sullivan with McGarvey Law.

OUR CHILDREN'S TRUST

Phil Gregory

Since our founding in 2010, Phil Gregory has served as Of Counsel with Our Children’s Trust on a pro bono basis, all while maintaining his litigation practice with the Gregory Law Group based in Woodside, California.

Among his work for Our Children’s Trust, Phil serves as co-lead counsel in our federal cases, Juliana v. United States and Genesis v. U.S. Environmental Protection Agency. Phil was co-lead trial counsel in Held v. State of Montana.

Phil’s representative cases involved issues including title to real property on the California coast and decades-long groundwater contamination, while his other pro bono trial work addressed flooding during Hurricane Katrina, preserving old growth redwoods in Richardson Grove, and saving Coho salmon in the Smith River.   

He is a Master of the Bench and former past President with the Hon. William Ingram American Inn of Court. He is also a Fellow with the International Academy of Trial Lawyers, a member with the American Board of Trial Advocates, and consistently selected as Martindale-Hubbell AV Preeminent Attorney. For 18 years in a row, Phil has been recognized as a Super Lawyer by superlawyer.com. Phil obtained his JD and MBA from Santa Clara University, and BA from Bowdoin College.

press & media

The Washington Post August 14, 2023 Judge rules in favor of Montana youths in landmark climate decision Bowdoin September 11, 2023 Attorney Phil Gregory ’76 Notches Historic Climate Victory for Young People
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GET IN TOUCH

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info@ourchildrenstrust.org

The Case

  • Timeline
  • Full Trial Video
  • Trial Details

The People

  • Plaintiffs Side
  • Defendants Side

In the News

  • Media Coverage
  • Press Center

Learning Resources

  • Film & Video
  • Curricula
  • OCT Impact Report

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