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Zero Waste: Making the Connection to P2

  • 27 May 2021
  • 2:00 PM - 3:30 PM
  • NPPR Online P2U


  • For current NPPR members.
  • For those that are not current NPPR members.

Registration is closed

Join NPPR for the next P2U (Pollution Prevention University) Training Series session. This virtual session will focus on connecting Zero Waste principles to P2.


  • Members - Free
  • Non-members - $20*

*Webinars, subsequent recordings and resources shared are offered at no cost to NPPR members. Non-members are invited to participate for a nominal fee. Not sure if you’re a member?  Log-in to check your membership status. Contact if you need assistance. 

Featured Speakers

Gary Liss, Vice-President, Zero Waste USA

Gary will offer an introduction to Zero Waste and connect the philosophy and principles to P2.

Gary Liss has 45 years’ of experience in recycling, is a leading advocate of Zero Waste, and has worked on more Zero Waste Plans than anyone else in the U.S., including: Los Angeles, Palo Alto, Oakland, San Jose,  Boston, Austin, and Fort Collins. He also has helped major businesses and colleges develop Zero Waste Plans. He helped USEPA develop electronic guides on “RFPs and Contracts” and “Managing and Transforming Waste Streams”.

Mr. Liss is Vice President of Zero Waste USA and past President of the US Zero Waste Business Council and the National Recycling Coalition. He was Solid Waste Program Manager for the City of San Jose and Executive Director of the California Resource Recovery Association. He is an assessor for the TRUE Zero Waste Rating System of GBCI and a USGBC TRUE Advisor. He is certified by SWANA as a Certified Practitioner of Zero Waste Principles & Practices and by the US Zero Waste Business Council as a Zero Waste Business Associate. He served on Town Council and was Mayor in 2010 of Loomis, CA. He has a Master of Public Administration degree from Rutgers University and a Bachelor in Civil Engineering (Environmental Engineering major) from Tufts University.

Stephanie Barger, Director, Market Transformation & Development – TRUE , a zero waste program, U.S. Green Building Council

Stephanie will talk about the TRUE certification program, a U.S. Green Building Council program which enables facilities to define, pursue and achieve their zero waste goals, cutting their carbon footprint and supporting public health.

As director of market transformation & development for the TRUE Zero Waste Certification, Stephanie Barger is responsible for the growth and development of the TRUE program. Barger helped launch TRUE, which is owned and administered by Green Business Certification Inc. (GBCI) in 2017. GBCI is the premier organization independently recognizing excellence in green business industry performance and practice globally and administers all LEED green building certifications. TRUE was acquired by GBCI in 2016 and was previously known as U.S. Zero Waste Business Council, which Barger formed in January 2012. She received her Bachelor of Science in Business Administration from San Diego State University. In her spare time, Barger raises guide dog puppies for the blind and advocates for humane treatment of all creatures great and small. She lives in Penryn California.

Carolina Leonhardt, Sustainability Manager, Clif Bar & Company

Carolina will share Clif Bar’s journey to Zero Waste.

Carolina Leonhardt is the Sustainability Manager for Clif Bar & Company and is based in the San Francisco Bay area. She leads a variety of initiatives to support Clif Bar’s on-going sustainability efforts and works to drive meaningful change beyond the company’s four walls. In her role, Carolina manages the company’s sustainability metrics, communication and engagement strategies within the areas of climate and energy, zero waste and natural resource conservation. She also supports the sustainability programs at Clif Bar’s two commercial bakeries in Idaho and Indiana. Prior to her position at Clif Bar, Carolina worked with a public agency and in private consulting leading waste reduction, recycling, and sustainability programs. She also interned with Earth Day Network and Greenpeace after receiving her degree in International Studies and Environmental Policy from American University in Washington, D.C.


Interested stakeholders in the P2 network including Pollution Prevention (P2) and Source Reduction Assistance (SRA) grantees and representatives of any governmental, institutional, or other programs with a mission to further the advancement of P2.

  • Better understanding of the meaning and benefits of Zero Waste
  • Introduction to tools and strategies that will help P2 professionals inform and encourage clients to embrace Zero Waste
  • Hear real-world examples of approaches to Zero Waste
  • Opportunity for interaction and shared best practices among P2 peers.

P2U is an ongoing series of monthly P2 webinars brought to you by NPPR at no cost to members.  Non-members are invited to participate for a nominal fee. Learn more about how this training series supports networking and professional development for P2 practitioners. 

Contact Us:

Mailing Address:


Bureau of Sustainability

Mail Code 401-02H

401 East State St.

Trenton, NJ 08625-0420

Attn: Laura Henne

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