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The Lone Star Chapter of the Sierra Club is an outdoor recreation and conservation organization representing approximately 21,000 Texans and 10 regional groups from Big Bend to Houston.

Our State Conservation Office, located near the State Capitol in Austin, serves as a lobbying office and grassroots communications center supporting advocacy and education about our environmental priorities:

  • Clean Air & Water,
  • Smart Energy Solutions,
  • Texas Land & Wildlife Legacy,
  • Responsible Transportation Choices,
  • Water for People & the Environment.

The Lone Star Chapter of the Sierra Club values diversity and promotes environmental education and environmental justice in our efforts to fulfill our mission to explore, enjoy, and protect our Texas natural heritage and to protect public health.

Our Staff:

Scheleen Walker, Chapter Director -
Scheleen Walker became Director of the Lone Star Chapter of the Sierra Club in January, 2013, the second director for the Chapter. Prior to working as Legislative Director to Representative Donna Howard (Austin) since 2006, Walker managed the Air Quality Program for Travis County. She was a regional leader in the adoption of a ground-breaking public planning program under the Clean Air Act. Walker earned a M.S. in Environmental Planning from the University of Texas at Austin, and a B.A. in English and Policy Studies from Rice University. Walker was Legislative Aide in Washington, D.C. to Congressman John Bryant (Dallas) for nine years. She was a project manager on National Environmental Policy Act (NEPA) reviews throughout Texas. Walker, a fifth generation Texan, grew up in Dallas, spending summers with her extended family in Central and Northwest Texas. She has lived in Austin since 1996, and has a 10-year old son.

Cyrus Reed, Ph.D., Conservation Director, Acting Chapter Director -
Cyrus has a Ph.D. in Geography from the University of Texas at Austin, with a focus on water policy and the dispute over the Rio Grande water with Mexico. Prior to becoming conservation director, he served as Sierra Club's lobbyist on energy and air quality issues during the 2005, 2007 legislative sessions, and directed the Texas Center for Policy Studies, an environmental policy and advocacy organization based in Austin, for five years. He is presently working on energy issues and their impacts. Cyrus has also worked as a journalist and has spent considerable time in Mexico, Costa Rica and Nicaragua.

Jennifer Walker, Water Resources Coordinator -
Jennifer works primarily on the Texas Living Waters Project. She monitors and is a member of the Lower Colorado Regional Water Planning Group. She has served on that group as the Environmental Representative for almost three years. The Living Waters Project is working with the Regional Planning groups to assure that water is available for people and wildlife. Jennifer also monitors other water planning entities from the central Texas area down to and including Matagorda Bay.

Tyson Broad, Water Research Associate -
Tyson works primarily on the Texas Living Waters Project to assure water is available for people and the environment. Tyson monitors issues primarily related to the Edwards Aquifer and the Guadalupe and San Antonio Rivers. He is an environmental representative on the Bay-Basin Stakeholder Group tasked with preparing an environmental flow regime for the Guadalupe and San Antonio Rivers. He also participates in the Edwards Aquifer Recovery Implementation Program stakeholder process, the Groundwater Management Area process, and the environmental scoping process for seawater desalination in Texas.

Neil Carman, Clean Air Director -
Neil is involved in a broad range of Texas air quality issues including : 1) reviewing emissions and technical data on industrial sources of air pollution and particularly their impacts on communities of color and low-income neighborhoods; 2) commenting on one-hour ozone nonattainment programs; 3) implementation of the new EPA eight-hour ozone standard; 4) EPA's Title V federal air operating permit program; 5) educational outreach to Sierra Club members on local air quality; 6) evaluating air toxics monitoring around industrial sources; 7) working with citizens to train them how to take air samples near industrial sources; and more.

Dr. Ken Kramer, Chapter Director (Retired) -
Ken is retired as Chapter Director and volunteering as Chair of the Water Conservation Committee for the Chapter Executive Committee. Ken has a Ph.D. in Political Science from Rice University and his special area of interest during his academic career teaching and conducting research at Texas state universities was environmental policy and administration.  He has 25 years experience working on water and other environmental issues as an academic, an environmental group leader, and public policy specialist.  He has been appointed to numerous task forces and advisory committees by Texas state officials, including the Governor of Texas and the Speaker of the Texas House.

Jerome Collins, Administrative Assistant -
Jerome's responsibilities include administrative and general office duties, assistance in coordinating chapter activities and meetings, interaction with volunteers, assistance in the publication and distribution of chapter newsletters and other publications, and response to inquiries from members, volunteers, and the general public. Jerome brings administrative experience to this position in facilities management, supervising volunteers, trail maintenance teams, graphic design, newsletter production, website management and managing operations budgets.