This session provides an overview of California’s SB 1383 organics diversion and procurement requirements, including updates from AB 2346 (2025). It shares survey results from composters, cities, and stakeholders on how these requirements are affecting markets, feedstock, contamination, compliance strategies, and funding. Attendees will learn about implementation challenges and discover lessons from cities and composters… Continue reading POL.249-State-mandated Procurement Implementation Insights from Ci…-AC26.USCC
Author: Alec Resha
POL.248-How Composters are Meeting SB 1383 Supply and Demand Requi…-AC26.USCC
This session examines how California’s SB 1383 has reshaped the compost market through mandatory organic waste diversion and procurement requirements. It will explore industry challenges and opportunities, including strategies for increasing organic waste supply despite limited facility capacity. The session will highlight innovative compost and mulch distribution approaches—such as free residential giveaways, farm incentives, and… Continue reading POL.248-How Composters are Meeting SB 1383 Supply and Demand Requi…-AC26.USCC
MAR.127-Compost-ag-Revolutionizing Access to Compost Through Digit…-AC26.USCC
Compost.ag is a digital marketplace for the compost industry, akin to “Hotels.com” for compost. It connects producers with end users, standardizes product information, and expands marketing opportunities beyond traditional networks. Features include producer-managed profiles, real-time updates, and analytics on customer inquiries. By increasing visibility, transparency, and efficiency, the platform reduces transaction costs and builds consumer… Continue reading MAR.127-Compost-ag-Revolutionizing Access to Compost Through Digit…-AC26.USCC
OTH.114-Results of the UCSC Compost Engineering Challenge for Urba…-AC26.USCC
The UCSC Compost Engineering Challenge is an annual student competition, in partnership with the San Mateo Resource Conservation District and supported by the California Climate Action Initiative, focused on designing affordable, DIY, rat-proof home composting systems. The program aims to break financial and knowledge barriers to urban composting by harnessing student creativity, sharing designs and… Continue reading OTH.114-Results of the UCSC Compost Engineering Challenge for Urba…-AC26.USCC
OTH.113-Bolstering the Regional Compost Market – King County Compo…-AC26.USCC
This presentation outlines King County’s CompostWise Program, launched in 2019 to strengthen the regional compost market and support organics diversion under Washington State’s Organics Management Laws. Over seven years, the program has evolved from a static resource into a hub for public sector engagement, training, and technical assistance. The session highlights strategies in market development,… Continue reading OTH.113-Bolstering the Regional Compost Market – King County Compo…-AC26.USCC
VIS.125-The Art of Composting – Creative Tactics for Community Eng…-AC26.USCC
This presentation highlights how the Lower East Side Ecology Center has used arts-based initiatives—murals, installations, workshops, and gallery exhibits—to engage the community around composting. Over five years, these creative approaches have made composting more visible, approachable, and culturally relevant, reaching new audiences and boosting participation. Attendees will gain practical examples, lessons learned, and strategies for… Continue reading VIS.125-The Art of Composting – Creative Tactics for Community Eng…-AC26.USCC
USE.244-Topsoil as a Value Added Compost Product-AC26.USCC
This presentation explores how compost facilities can move beyond producing STA-certified compost to creating value-added products, using manufactured topsoil as a case study from the Hudson Valley, New York. It will cover soil characteristics, cost structures, and practical dos and don’ts for developing topsoil products. While based on Northeast research, the concepts and lessons apply… Continue reading USE.244-Topsoil as a Value Added Compost Product-AC26.USCC
VIS.229-Nutrient Cycling – The Cornerstone of a Sustainable Future…-AC26.USCC
Abe Sandquist will present how restoring nutrient cycling through composting and organic waste management supports sustainable agriculture. His “quadruple win” model connects livestock producers, crop farmers, composters, and by-product generators to create circular, regional nutrient economies. By converting manure and organic residuals into locally produced fertilizers, his companies support over 90,000 acres, reduce carbon intensity,… Continue reading VIS.229-Nutrient Cycling – The Cornerstone of a Sustainable Future…-AC26.USCC
USE.243-Soil Biology for Drought Resilience – Reducing Irrigation …-AC26.USCC
This two-year study in Irvine, CA, examined whether biologically active compost and compost extracts could improve soil health and reduce irrigation needs in a retail landscape The content of this course is covered by Copyright and Licensing, Privacy and Terms of Service and Use and shall not be reprinted, reused or re-sold. For full terms… Continue reading USE.243-Soil Biology for Drought Resilience – Reducing Irrigation …-AC26.USCC
SCI.314-On site Greenhouse Gas Emissions Analysis in Composting Pi…-AC26.USCC
This presentation highlights a study on greenhouse gas emissions from composting high-nitrogen materials like slaughterhouse sludge and hatchery waste. Using continuous monitoring with SmartCompost sensors, researchers tracked CH₄, NH₃, H₂S, and VOCs across nine piles. The content of this course is covered by Copyright and Licensing, Privacy and Terms of Service and Use and shall… Continue reading SCI.314-On site Greenhouse Gas Emissions Analysis in Composting Pi…-AC26.USCC