CAST papers are the foundation of CAST’s science communication work. Developed by expert-led task forces, these peer-reviewed publications translate agricultural science into trusted insights that inform policy, guide public understanding, and fuel CAST programs, dialogues, and educational initiatives.

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Food Waste Across the Supply Chain: A U.S. Perspective on a Global Problem

DOI: 10.62300/n4fbpp09
Task Force Chairs
Professor of Animal Systems, School of Veterinary Medicine, University of Pennsylvania, organizer of The Last Food Mile Conference, and editor- in-chief of this volume
Professor of Nutrition, School of Veterinary Medicine, University of Pennsylvania, and an editor of this volume
Professor of Animal Health Economics, School of Veterinary Medicine, University of Pennsylvania, and an editor of this volume
Professor Emeritus of Pathobiology and Dean Emeritus, School of Veterinary Medicine, University of Pennsylvania, and an editor of this volume
Managing Director of ResponsEcology, author of the blog Food for Thoughtful Action, and an editor of this volume
Professor Emeritus of Earth and Environmental Science, College of Arts and Sciences, University of Pennsylvania, and an editor of this volume
Authors
Journalist and food waste expert, author of “American Wasteland” and moderator of the blog Wasted Food
Chief of the Diet, Safety, and Health Economics Branch, Food Economics Division, Economic Research Service, U.S. Department of Agriculture
Student, Health and Societies Major, College of Arts and Sciences, University of Pennsylvania
Visiting Assistant Professor of Law, University of Arkansas, and Director of the Food Recovery Project
Student, Biology Major, College of Arts and Sciences, University of Pennsylvania
Senior Liaison Officer, United Nations Food and Agriculture Organization Office for North America
Editor of the journal Biocycle: Composting, Renewable Energy, Sustainability
Director of Sustainable Development, Office of the Chief Economist, U.S. Department of Agriculture
Student in the Philadelphia School District
Managing Director of Manufacturing Product Sourcing, Feeding America
Student, Health and Societies Major, College of Arts and Sciences, University of Pennsylvania
Lecturer in Anthropology, College of Arts and Sciences, University of Pennsylvania
Graduate, University of Pennsylvania Class of 2015, Health and Societies Major
Student, College of Arts and Sciences, University of Pennsylvania
President of Sterman Masser Inc., a Central Pennsylvania potato farm in the family for over 200 years
Assistant Professor of Food Marketing, Haub School of Business, St. Joseph’s University
Assistant Professor of Environmental Health Sciences and Health Policy and Management, Bloomberg School of Public Health, Director of the Food System Sustainability and Public Health program, Johns Hopkins University
AmpleHarvest.org
U.S. Environmental Protection Agency, Region 3 NAHE, Philadelphia
Student in the Philadelphia School District
Co-Founder and President/CEO, LeanPath
Global Marketing Manager, DuPont Packaging
Master of Urban Planning Candidate, Department of Urban and Regional Planning, University of Florida
Founder and Executive Director, Rolling Harvest Food Rescue
Graduate Student, Center for a Livable Future, School of Public Health, Johns Hopkins University
Professor of Anthropology, College of Arts and Sciences, University of Pennsylvania
Vice President, Public Affairs and Corporate Responsibility, Campbell Soup Company
Professor of Food Marketing, Haub School of Business, St. Joseph’s University
Director of ABCS Partnerships and Student Engagement, Netter Center for Community Partnerships, University of Pennsylvania
Associate Professor of Biology, College of Arts and Sciences, University of Florida
Research Specialist, School of Veterinary Medicine, University of Pennsylvania
Ph.D. Candidate, Department of Public Health, Johns Hopkins University
Executive Director, Society of St. Andrew
Economist, Economic Research Service, U.S. Department of Agriculture
Graduate Student, Perelman School of Medicine, University of Pennsylvania
Abstract
This edited volume examines the scale, causes, and consequences of food loss and waste across the U.S. supply chain, and presents strategies and case studies for reduction, recovery, and recycling. Contributions cover global trends and environmental footprints, consumer behavior, industry practices, food rescue and composting, animal feed pathways, and policy and legal frameworks—concluding with recommendations to support the national goal of a 50% reduction in food waste by 2030.
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