Key Takeaways
- Global agriculture consumes 70% of the world's freshwater resources, with irrigation accounting for 92% of that usage in food production.
- The food industry uses approximately 2,800 cubic kilometers of water annually for crop irrigation worldwide.
- Producing 1 kg of beef requires 15,415 liters of water, compared to 1,250 liters for 1 kg of wheat.
- The global food system emits 34% of human-caused greenhouse gases, totaling 17.3 GtCO2e per year.
- Livestock production accounts for 14.5% of global GHG emissions, or 7.1 GtCO2e annually.
- Beef production emits 99 kg CO2e per kg of meat, highest among proteins.
- Global food loss and waste is 1.3 billion tons/year, 1/3 of production.
- Household food waste in developed countries is 95-115 kg per capita/year.
- 40% of US food supply is wasted, costing $161 billion annually.
- Organic farming covers 1.5% of global agricultural land, but sequesters 0.8 GtCO2e/year more than conventional.
- Regenerative agriculture on 25% of farmland could sequester 2.5 GtCO2/year.
- Precision agriculture reduces fertilizer use by 15-20%, cutting emissions.
- Food packaging generates 40% of plastic waste in EU.
- Global plastic packaging for food: 141 million tons/year.
- Single-use plastics in food packaging: 50% of all plastics produced.
The food industry's immense water use and emissions urgently require sustainable solutions.
Food Waste
- Global food loss and waste is 1.3 billion tons/year, 1/3 of production.
- Household food waste in developed countries is 95-115 kg per capita/year.
- 40% of US food supply is wasted, costing $161 billion annually.
- Fruits and vegetables account for 45% of total food waste by weight globally.
- Retail sector wastes 10% of food purchases in Europe.
- Bread is the most wasted food in UK homes, 1.2 billion loaves/year.
- Dairy products make up 20% of household food waste value in EU.
- Fish and seafood waste 12 million tons/year globally post-harvest.
- In sub-Saharan Africa, 30-40% of cereals lost post-harvest.
- India loses 40% of fruits and 30% vegetables to waste.
- Supermarkets discard 1.1 million tons of edible food/year in France.
- Restaurants waste 22-33 kg per customer/year in US.
- Global economic cost of food waste is $1 trillion/year.
- 8.4% of global GHG from wasted food anaerobic decomposition.
- Brazil wastes 26.3 million tons food/year, 60 kg/capita.
- China generates 35 million tons municipal food waste/year.
- Japan households waste 9 million tons food/year.
- Avoidable food waste in Germany is 11 million tons/year.
- US consumers waste 325 lbs food/person/year.
- Farm-level losses are 10-20% for grains in developing countries.
- Processing losses average 13% globally for food commodities.
- Distribution losses 5-10% in supply chains.
- Consumer-level waste 40-50% in North America/Europe.
Food Waste Interpretation
Greenhouse Gas Emissions
- The global food system emits 34% of human-caused greenhouse gases, totaling 17.3 GtCO2e per year.
- Livestock production accounts for 14.5% of global GHG emissions, or 7.1 GtCO2e annually.
- Beef production emits 99 kg CO2e per kg of meat, highest among proteins.
- Rice cultivation contributes 8-12% of global methane emissions from food.
- Food loss and waste generate 8-10% of global GHG, equivalent to 3.3 GtCO2e/year.
- Dairy cows emit 100-200 kg methane per animal yearly via enteric fermentation.
- Fertilizer use in agriculture releases 2.6 GtCO2e N2O equivalent annually.
- Palm oil production causes 19.9 kg CO2e per kg, deforestation-driven.
- Chocolate supply chain emits 19 kg CO2e per kg product.
- Transport in food supply chain contributes 6 GtCO2e/year globally.
- Refrigeration for food storage uses 7.4% of global electricity, emitting 1.9 GtCO2e.
- Soy production for feed emits 4.4 kg CO2e per kg in Brazil.
- Aquaculture emits 0.5-3 kg CO2e per kg fish, varying by species.
- Wheat production averages 1.2 kg CO2e per kg globally.
- Potato GHG footprint is 0.28 kg CO2e per kg.
- Tomato production emits 1.4 kg CO2e per kg in heated greenhouses.
- Coffee emits 15 kg CO2e per kg roasted beans.
- US food system GHG is 5.9% from retail and 0.6% from restaurants.
- Methane from food waste landfills equals 111 MtCO2e/year in US.
- Land-use change for food emits 5.2 GtCO2e/year, 24% of food total.
- Enteric fermentation from ruminants is 37% of ag GHG.
- Manure management emits 10% of ag GHG globally.
- Rice paddy emissions are 1.3 GtCO2e CH4 equivalent/year.
- Crop residue burning contributes 0.6 GtCO2e/year.
- Synthetic fertilizer GHG is 1.2% of global total from food.
- On-farm energy use emits 1.1 GtCO2e/year in food production.
- Food processing GHG is 1.9 GtCO2e/year globally.
Greenhouse Gas Emissions Interpretation
Packaging Sustainability
- Food packaging generates 40% of plastic waste in EU.
- Global plastic packaging for food: 141 million tons/year.
- Single-use plastics in food packaging: 50% of all plastics produced.
- Compostable packaging adoption grew 25% in food sector 2020-2022.
- Recycled content in food packaging: only 9% in US PET bottles.
- Edible coatings reduce packaging needs by 50% for fruits.
- Paper-based packaging for food increased 15% post-plastic bans.
- Microplastics from food packaging: 78,000 particles/person/year ingested.
- EU food packaging waste: 78 kg per capita/year.
- Reusable packaging systems cut waste 80% in trials.
- Bio-based plastics for food packaging: 2.1 million tons in 2022.
- Meat trays use 800,000 tons plastic/year in UK.
- Lightweighting packaging reduces material 20-30%.
- Monomaterial packaging recyclable at 90% rate vs multilayer 5%.
- Active packaging extends shelf life 30%, reduces waste.
- Glass bottles for beverages: 52% recycled in EU.
- Aluminum cans recycling rate 75% globally for food drinks.
- Flexible packaging 42% of food market, hard to recycle.
- Plant-based trays replace PET for ready meals, CO2 savings 70%.
- Returnable glass 100x reusable vs single-use plastic.
- Food delivery packaging waste up 67% during pandemic.
- Mycelium packaging biodegrades in 45 days, replaces styrofoam.
- Seaweed-based films for meat packaging developed, 100% compostable.
Packaging Sustainability Interpretation
Sustainable Farming Practices
- Organic farming covers 1.5% of global agricultural land, but sequesters 0.8 GtCO2e/year more than conventional.
- Regenerative agriculture on 25% of farmland could sequester 2.5 GtCO2/year.
- Precision agriculture reduces fertilizer use by 15-20%, cutting emissions.
- Cover cropping adopted on 5% US cropland, improves soil carbon by 0.3 t/ha/year.
- Agroforestry systems store 50-100 tC/ha vs 20-50 in monocrops.
- Crop rotation increases yields 10-20% sustainably.
- No-till farming practiced on 12% global arable land, reduces erosion 90%.
- Integrated pest management cuts pesticide use 30-50%.
- Pollinator-friendly practices boost yields 20-30% for fruits/veggies.
- EU organic farmland 9.6% of total, up 20% in 5 years.
- Brazil sustainable soy (ABC plan) covers 30 million ha, reduces deforest.
- Vertical farming uses 95% less water, yields 10x more.
- Aquaponics systems recycle 90% water, no chemical fertilizers.
- Silvopasture sequesters 5-10 tCO2/ha/year.
- Biodynamic farming increases soil organic matter 3%/year.
- Conservation agriculture on 180 million ha globally, 20% arable.
- Permaculture designs restore degraded land at 10 ha/farmer/year.
- Mycorrhizal fungi inoculation boosts crop yields 20%, reduces inputs.
- Rotational grazing improves soil health, sequesters 1-3 tC/ha/year.
- 50% reduction in tillage saves 50 liters diesel/ha.
- Compost use replaces 25% synthetic fertilizer.
- Intercropping increases land productivity 20-30%.
- US farms adopting regen ag: 100 million acres by 2023.
Sustainable Farming Practices Interpretation
Water Footprint
- Global agriculture consumes 70% of the world's freshwater resources, with irrigation accounting for 92% of that usage in food production.
- The food industry uses approximately 2,800 cubic kilometers of water annually for crop irrigation worldwide.
- Producing 1 kg of beef requires 15,415 liters of water, compared to 1,250 liters for 1 kg of wheat.
- Almond production in California uses 10% of the state's total water supply, equating to 3.7 billion liters per day during peak season.
- The virtual water content of global food trade amounts to 2,320 Gm3/year, with 87% embedded in crop products.
- Dairy farming requires 640 liters of water per liter of milk produced on average globally.
- Chocolate production demands 17,196 liters of water per kg of chocolate due to cocoa and sugar.
- In India, rice production uses 3,355 liters of water per kg, making it one of the thirstiest crops.
- Avocado farming in Mexico consumes 2,000 liters of water per kg, contributing to regional shortages.
- Global aquafarming uses 20-50 cubic meters of water per ton of fish produced.
- Cotton for food-related textiles indirectly uses 10,000 liters per kg, but food crops dominate.
- Soybean production requires 2,150 liters per kg, heavily traded for animal feed.
- Wine production averages 1,200 liters of water per liter of wine worldwide.
- Shrimp farming uses 6,000 liters of water per kg in intensive systems.
- Sugar beet irrigation demands 250 liters per kg produced in Europe.
- Maize production requires 1,225 liters per kg globally.
- Potato cultivation uses 287 liters of water per kg on average.
- Olive oil production consumes 3,096 liters per kg in Mediterranean regions.
- Cassava farming requires 320 liters per kg in sub-Saharan Africa.
- Banana production uses 1,600 liters per kg, mostly in Latin America.
- Coffee green beans demand 16,703 liters per kg due to irrigation in Brazil.
- Tea production requires 6,286 liters per kg globally.
- Orange juice production uses 1,122 liters per liter in Brazil.
- Pork production consumes 6,000 liters per kg of meat.
- Chicken meat requires 4,325 liters per kg.
- Egg production uses 3,300 liters per kg of eggs.
- Cheese production demands 3,178 liters per kg.
- The food sector's water footprint is 2,932 Gm3/year, 27% of global total.
- In the EU, agriculture uses 44% of freshwater for food production.
- California's food industry withdraws 80% of developed water supply.
- Food and Agriculture Organization reports livestock uses 8,700 cubic km water annually.
Water Footprint Interpretation
Sources & References
- Reference 1FAOfao.orgVisit source
- Reference 2WATERFOOTPRINTwaterfootprint.orgVisit source
- Reference 3PPICSppics.orgVisit source
- Reference 4PNASpnas.orgVisit source
- Reference 5RESEARCHGATEresearchgate.netVisit source
- Reference 6THEGUARDIANtheguardian.comVisit source
- Reference 7SCIENCEDIRECTsciencedirect.comVisit source
- Reference 8MDPImdpi.comVisit source
- Reference 9ECec.europa.euVisit source
- Reference 10PPICppic.orgVisit source
- Reference 11NATUREnature.comVisit source
- Reference 12POOREANDNEMECEKpooreandnemecek.comVisit source
- Reference 13IPCCipcc.chVisit source
- Reference 14UNEPunep.orgVisit source
- Reference 15WORLDRESOURCESINSTITUTEworldresourcesinstitute.orgVisit source
- Reference 16CLIMATETRANSPARENCYclimatetransparency.orgVisit source
- Reference 17IEAiea.orgVisit source
- Reference 18FRONTIERSINfrontiersin.orgVisit source
- Reference 19CSScss.umich.eduVisit source
- Reference 20EPAepa.govVisit source
- Reference 21OURWORLDINDATAourworldindata.orgVisit source
- Reference 22USDAusda.govVisit source
- Reference 23RFFrff.orgVisit source
- Reference 24EUFICeufic.orgVisit source
- Reference 25WRAPwrap.org.ukVisit source
- Reference 26DOWNTOEARTHdowntoearth.org.inVisit source
- Reference 27ACTU-ENVIRONNEMENTactu-environnement.comVisit source
- Reference 28RESOURCE-RECYCLINGresource-recycling.comVisit source
- Reference 29EMBRAPAembrapa.brVisit source
- Reference 30ENVenv.go.jpVisit source
- Reference 31BMELbmel.deVisit source
- Reference 32RTSrts.comVisit source
- Reference 33WORLDBANKworldbank.orgVisit source
- Reference 34FIBLfibl.orgVisit source
- Reference 35FOODPRINTfoodprint.orgVisit source
- Reference 36NRCSnrcs.usda.govVisit source
- Reference 37CONSERVATIONconservation.orgVisit source
- Reference 38GOVgov.brVisit source
- Reference 39NASAnasa.govVisit source
- Reference 40SAREsare.orgVisit source
- Reference 41PERMACULTUREPRINCIPLESpermacultureprinciples.comVisit source
- Reference 42REGENERATIONINTERNATIONALregenerationinternational.orgVisit source
- Reference 43ELLENMACARTHURFOUNDATIONellenmacarthurfoundation.orgVisit source
- Reference 44EUROPEANBIOPLASTICSeuropeanbioplastics.orgVisit source
- Reference 45NAPCORnapcor.comVisit source
- Reference 46PWCpwc.comVisit source
- Reference 47EUROPEAN-BIOPLASTICSeuropean-bioplastics.orgVisit source
- Reference 48APTARaptar.comVisit source
- Reference 49PACKAGINGEUROPEpackagingeurope.comVisit source
- Reference 50FEVEfeve.orgVisit source
- Reference 51ALUMINUMaluminum.orgVisit source
- Reference 52SPHERICALINSIGHTSsphericalinsights.comVisit source
- Reference 53PULPApulpa.comVisit source
- Reference 54GPIgpi.orgVisit source
- Reference 55NRDCnrdc.orgVisit source
- Reference 56ECOVATIVEecovative.comVisit source
- Reference 57NOTPLAnotpla.comVisit source






