Food miles, global warming, packaging materials and reducing food waste

What this note covers

1. Food miles and the mechanism linking transport to global warming
2. Why food travels: seasonality, geography and population density
3. Packaging materials: resource use and pollution across five material types
4. Microplastics, habitat damage and packaging trade-offs
5. Compostable packaging, landfill and the methane pathway
6. Strategies to reduce food waste across the supply chain
7. How this topic is examined in the SACE paper and what separates a top response

7 sections · 11 key terms & formulas · 6 common mistakes