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Christopher Daniel Ahlers

Environmental and natural resources Attorney at Philadelphia, PA

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About Christopher

Learn Christopher’s areas of practice.

Practice area
  1. Environmental and natural resources
    Experience teaching, litigating, and publishing articles on air pollution and the Clean Air Act.

Licensed for 28 years
State PA
Status Active
Acquired 2023
Updated 02/26/2023
State NY
Status Currently Registered
Acquired 1994
Updated 11/17/2022

We have not found any instances of professional misconduct for this lawyer.

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Clean Air Council
Suite 300 135 South 19th Street
Philadelphia, PA, 19103


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AVVO RATING 9.2 (Superb)


  • Vermont Law School
  • LL.M - Master of Laws
  • 2013
  • Boston College Law School
  • JD - Juris Doctor
  • 1993
  • Cornell University
  • BA - Bachelor of Arts
  • 1990

Legal Cases

  • Sierra Club de Puerto Rico v. EPA, No. 14-1138 (D.C. Cir.)
  • petition for review denied


  • Erie County Bar Association
  • Member
  • 1995 - 2010
  • New York State Bar Association
  • Member
  • 1995 - 2010

Languages Spoken

  • French

Honors and Awards

  • Ruth Ritchell Memorial Award
  • Volunteer Lawyers Project, Erie County Bar Association
  • 1995

Speaking Engagements

  • National Environmental Justice Conference and Training Program
  • Air Modeling and Citizen Science for Environmental Justice Communities
  • 2017
  • Environmental Law Forum
  • Clean Air Act Litigation: Federal Cases
  • 2017
  • Legal Essentials for Utility Executives
  • Environmental Constraints
  • 2013
  • Marsh and the Buffalo Niagara Partnership
  • Brownfields in Western New York
  • 2007
  • Lorman Educational Services
  • Think Like an Employment Lawyer in New York: An Interactive Discussion of 10 Real-Life Workplace Scenarios
  • 2007
View all speaking engagements

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Philadelphia Environmental and natural resources Lawyer Christopher Daniel Ahlers
Christopher Daniel Ahlers
Environmental and natural resources Attorney
Philadelphia, PA
Licensed for 28 years