How to turn the tables on food waste | Dana Gunders
Sep 5, 2024
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Dana Gunders, a leading food waste expert, tackles the staggering issue of food waste that costs us over a trillion dollars annually. She discusses innovative solutions like solar-powered cold rooms and apps designed for selling discounted restaurant leftovers. Gunders emphasizes individual responsibility and shares practical tips for consumers to minimize waste. The conversation highlights the critical need for systemic changes in food management to combat greenhouse gas emissions and pursue sustainability.
Food waste contributes significantly to climate change, with its greenhouse gas footprint five times that of aviation, necessitating urgent action.
Innovative solutions like solar-powered cold storage and food-saving apps can effectively reduce waste and enhance food system sustainability.
Deep dives
The Scale of Food Waste
Food waste poses a significant environmental challenge, impacting both the planet and global hunger. Annually, one billion meals are wasted each day, equating to over $1 trillion lost. The waste produced has a greenhouse gas footprint five times larger than that of the aviation industry, largely due to methane emissions from landfills where food decomposes. Additionally, the resources used to produce discarded food—such as water and energy—are enormous, and with future food demands expected to rise, utilizing existing food more efficiently is crucial.
Societal and Systemic Contributors to Waste
Food waste is not just a matter of individual behavior but is rooted in systemic issues that vary globally. Factors such as the invisibility of waste—due to a lack of measurement—play a significant role, as does the relatively low cost of food in some regions compared to disposal fees. Cultural norms around food safety and abundance further complicate the issue, as people often discard food rather than risk potential illness. Addressing these multifaceted causes requires a comprehensive approach that considers local contexts and behaviors.
Actionable Solutions and Innovations
Innovative solutions can significantly reduce food waste on various levels, from individual consumers to large companies. Prevention strategies, like solar-powered cold storage units in sub-Saharan Africa, have proven effective by extending food shelf life and increasing farmer income. Additionally, apps like Too Good to Go have enabled businesses to sell surplus food, leading to millions of meals saved while generating extra revenue. However, scaling these impactful solutions requires substantial investment and policy changes to create a more sustainable food system.
We waste a staggering one trillion dollars worth of food each year, significantly contributing to greenhouse gas emissions and the climate crisis. Food waste expert Dana Gunders shares innovative solutions to reduce waste — from solar-powered cold rooms to apps that sell discounted restaurant leftovers — and shares tips on how you can keep good food from going to the trash.