Why Seoul Weighs Your Food Waste

Some Seoul households tap a card before disposing of food scraps, then pay according to the weight. We follow the system from the kitchen to collection and recovery, and explain why weighing waste is useful but recycling is not the same as preventing it. Map Motive explores how geography and engineering shape everyday life. CHAPTERS 00:00 One bin, one household 00:36 The city behind the machine 01:51 Three ways to pay 03:04 What the record measures 03:44 What weight cannot tell you 05:09 Preventing waste at home 06:06 After collection 06:53 Different recovery routes 08:27 Reading the recycling rate 09:00 Keeping the system working 10:15 The outcome that matters RESEARCH Korea Environment Corporation — RFID: https://www.keco.or.kr/en/lay1/S295T3... Seoul — pay-as-you-throw rollout, 2013: https://news.seoul.go.kr/env/archives... Jeju bin photographs illustrate the technology, not Seoul installations. AI-assisted households and facilities are illustrative reconstructions. Generic household, maintenance and organic-material footage is labelled. Collection outside Korea and a Croatian waste facility illustrate service needs. Food rescue: Zwolle, 2014. Diagrams explain principles, not a specific plant. VISUAL CREDITS Excerpts/photos: cropped, scaled, muted and combined with original explanation. Adapted CC BY-SA visuals retain their source licence. No endorsement implied. Sgroey (CC BY-SA 4.0): https://commons.wikimedia.org/?curid=... revi (CC BY 2.0 kr): https://commons.wikimedia.org/?curid=... ONE LEE (Pexels License): https://www.pexels.com/video/seoul-ci... K (Pexels License): https://www.pexels.com/video/organic-... FREE VIDEO HAPPY (Pexels License): https://www.pexels.com/video/bustling... ; https://www.pexels.com/video/vibrant-... 거열 박 (Pexels License): https://www.pexels.com/video/people-w... Paul Bill (Pexels License): https://www.pexels.com/video/vibrant-... ; https://www.pexels.com/video/vibrant-... Anna Shvets (Pexels License): https://www.pexels.com/video/sorting-... kallerna (CC BY-SA 4.0): https://commons.wikimedia.org/?curid=... Pfc. Bo Park, 2ID PAO, US Army (Public domain): https://commons.wikimedia.org/?curid=... cottonbro studio (Pexels License): https://www.pexels.com/video/chef-cut... ; https://www.pexels.com/video/food-sto... ; https://www.pexels.com/video/draining... Адам Аушев (Pexels License): https://www.pexels.com/video/a-bowl-o... ŠIBaj TV (Pexels License): https://www.pexels.com/video/drone-sh... Kindel Media (Pexels License): https://www.pexels.com/video/a-truck-... Greta Hoffman (Pexels License): https://www.pexels.com/video/a-woman-... Damn Food Waste (CC BY 3.0): https://commons.wikimedia.org/wiki/Fi... Anh Nguyen (Pexels License): https://www.pexels.com/video/using-a-... Amar Preciado (Pexels License): https://www.pexels.com/video/tomatoes... Jonathan David (Pexels License): https://www.pexels.com/video/peach-so... Timur Weber (Pexels License): https://www.pexels.com/video/woman-cl... Levi Wedge (Pexels License): https://www.pexels.com/video/people-t... Jack Sparrow (Pexels License): https://www.pexels.com/video/a-couple... Tima Miroshnichenko (Pexels License): https://www.pexels.com/video/young-ma... Alena Darmel (Pexels License): https://www.pexels.com/video/three-fr... Artem Podrez (Pexels License): https://www.pexels.com/video/a-woman-... Ron Lach (Pexels License): https://www.pexels.com/video/a-woman-... SHVETS production (Pexels License): https://www.pexels.com/video/person-s... Polina Tankilevitch (Pexels License): https://www.pexels.com/video/a-woman-... CC terms: https://creativecommons.org/licenses/... ; https://creativecommons.org/licenses/... ; https://creativecommons.org/licenses/... Other terms: https://www.pexels.com/license/ ; https://www.nasa.gov/nasa-brand-cente... Maps: Natural Earth, public domain. Original animation, score and AI-assisted illustrations/thumbnail: Map Motive.