School navigation

Northwest Environmental Defense Center (NEDC)



Mark RiskedahlExecutive Director
Mark grew up in a little house on the prairie in rural North Dakota. He received a B.A. from the University of Minnesota and his J.D. from Lewis and Clark Law School.  Before attending law school, Mark worked in the social services, primarily with people dealing with autism.  During law school, Mark worked as the NEDC Law Clerk, a Project Coordinator, and Student Director.  Following graduation, Mark helped institutionalize NEDC’s capacity to protect the environment and natural resources of the Pacific Northwest by becoming the organization’s first full-time Executive Director. 


Peter Broderick, Staff Attorney
Peter Broderick was raised on the Oregon coast and graduated summa cum laude from the University of Oregon. Peter worked with with at-risk youth in Portland before attending Stanford Law School, where he was a Public Interest Fellow, a member of the Environmental Law Society, and argued cases involving Coho salmon habitat and water quality in Northern California with the Stanford Environmental Law Clinic. Peter spent his first summer of law school as a law clerk with the Oregon Department of Justice’s Natural Resources Section, and his second summer at the public interest environmental law firm Shute, Mihaly & Weinberger LLP, in San Francisco. He returned to the firm after graduating in 2013, where he represented community groups, local governments, Indian tribes, and nationally recognized conservation organizations in environmental and land use matters.

Peter joined NEDC in December 2017. He is pleased to be back in Oregon and carrying out NEDC’s mission of preserving and protecting the environment and the natural resources of his native Pacific Northwest. When he’s not playing outside, Peter enjoys reading short fiction.

Hannah ClementsLaw Clerk
Hannah is a Pacific Northwest native and grew up in the Seattle area, just up the street from the shores of the Puget Sound. She studied biology at Lewis & Clark College and conducted research on urban forest restoration in Portland. Upon starting law school, Hannah became involved with NEDC right away as a volunteer and student board member. Hannah is passionate about the power of small organizations like NEDC to affect change on a local level. She is excited for what is on the horizon as the NEDC law clerk and plans to continue to pursue public interest work in the environmental field once her term is over. Hannah values a healthy, balanced lifestyle and in her free time enjoys trail running and hiking, riding her bike, admiring wildflowers, and making jewelry.