Developing a Sustainable Framework for Enhancing Food Preservation Technologies

Thesis Abstract

Food spoilage and waste due to inadequate preservation methods pose significant economic, environmental, and public health challenges globally, necessitating the development of sustainable, efficient, and environmentally friendly preservation technologies. This study aims to develop a comprehensive, sustainable framework to enhance food preservation technologies by integrating ecological, economic, and social considerations into existing practices. The specific objectives include (1) to identify key factors influencing the sustainability of current food preservation methods; (2) to evaluate the environmental impacts associated with traditional and emerging preservation techniques; (3) to develop a theoretical model for sustainable preservation practices; and (4) to validate the proposed framework through empirical data. The research adopts a mixed-methods approach, utilizing a sequential explanatory design. Quantitative data are collected via structured questionnaires from a stratified random sample of 300 food processing enterprises across the region, representing small, medium, and large establishments. The qualitative component involves semi-structured interviews with 20 industry experts and policymakers to capture contextual insights. Instruments include a validated sustainability assessment questionnaire, environmental impact analysis checklists, and interview guides. Quantitative data are analyzed using descriptive statistics, correlation analysis, and multiple regression to identify determinants of sustainability. Thematic analysis is employed to interpret qualitative data, providing contextual depth and validation for the quantitative findings. The analytical framework incorporates principles from the Resource-Based View theory and the Ecological Modernization Theory to underpin the development of a sustainability model for food preservation. It is anticipated that findings will reveal significant environmental and economic trade-offs among conventional preservation techniques, as well as identify opportunities for integrating renewable energy sources, biodegradable packaging, and biopreservation agents. The study expects to produce a robust, multi-dimensional framework that highlights best practices, policy interventions, and technological innovations aligned with sustainability goals. The key contribution to existing knowledge lies in the formalization of a holistic, adaptable framework that merges environmental conservation with economic viability in food preservation, addressing a critical gap in current literature. The anticipated results will provide practical guidelines for industry stakeholders and policymakers seeking to adopt sustainable preservation methods, ultimately reducing food wastage, lowering environmental footprints, and enhancing food security. The main conclusion emphasizes the necessity of adopting a systems-thinking approach, integrating technological advancements with regulatory policies to foster sustainable food preservation. Recommendations include incentivizing research into eco-friendly preservation methods, promoting industry-standard sustainability assessments, and fostering collaborations among academia, industry, and government agencies to embed sustainability into food preservation strategies. The study underscores the importance of continuous innovation, capacity building, and policy support for widespread implementation of sustainable practices in the food industry. Suggestions for further research include longitudinal studies to monitor the long-term impacts of sustainable preservation interventions and exploration of consumer behavior influences on the adoption of sustainable technologies. Overall, this study aims to contribute a practical and theoretically grounded framework, serving as a strategic tool to guide the transition towards more sustainable food preservation systems globally.