Sustainability of the agrifood. first things first. Prof. Annemie Geeraerd. Leuven, October 25, /10/2018

Transcription

1 Sustainability of the agrifood chain: first things first Prof. Annemie Geeraerd Leuven, October 25, 2018 Steffen et al Planetary Boundaries: Guiding human development on a changing planet. Science Vol. 347 no

2 Raworth, K. (2017). Doughnut Economics: Seven Ways to Think Like a 21 st Century Economist 3 Life Cycle Assessment (LCA) Raw materials End-of-life (recycling & disposal) Processing & manufacturing Use (consumption) Packaging & distribution Retail 4 2

3 Life Cycle Assessment (LCA) Energy Process materials Product material Unit process Product Emissions Waste 5 Life Cycle Assessment (LCA) INVENTORY CO 2, SO 2, NOx, oil, iron ore, CLASSIFICATION Where does it contribute to? CHARACTERISATION How much does it contribute? INTERPRETATION Midpoint indicators Climate change Ozone depletion Ionising radiation Acidification Eutrophication Ecotoxicity Land use Water use Endpoint indicators Human health Ecosystem quality Resource availability 6 3

4 7 Babette Porcelijn MSc. ir. Industrieel ontwerpen, TU Delft Lonneke de Graaff, Geert Bergsma Delft, CE Delft, april 2016 Publicatienummer: 16.2G22.47 First things first 8 4

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8 First things first pdf 15 Life Cycle Assessment (LCA) INVENTORY CO 2, SO 2, NOx, oil, iron ore, CLASSIFICATION Where does it contribute to? CHARACTERISATION How much does it contribute? INTERPRETATION Midpoint indicators Climate change Ozone depletion Ionising radiation Acidification Eutrophication Ecotoxicity Land use Water use Endpoint indicators Human health Ecosystem quality Resource availability 16 8

9 17 APPLE CHAIN Cultivation BE Cultivation NZ Step 1 secondary packaging Sorting facility Sorting Auction CA storage Storage facility NZ Cold storage + sorting 50% cardboard 50% EPS 100% cardboard Storage facility BE Cold storage Primary packaging Step 2 secondary packaging Colruyt DC - Cold storage BULK PER 6 Packaging 100% EPS Cardboard tray + plastic foil Food waste Packaging waste Colruyt supermarket - Cold storage BULK PER 6 Plastic bag Consumer 18 9

10 SCENARIOS A The average BE or NZ apple B C D Per month BE: 12 mnths NZ: 6 mnths Per packaging method bulk pre-packed Per month & packaging method

11 SEASONALITY ORIGIN BE NZ PACKAGING bulk per 6 Moment of purchase Availability apples: BE 12 months (Jan.-Dec.) NZ 6 months (April-Sept.) Impact BE <<<< NZ Independent of moment of year or packaging Importance of overseas transport! Impact bulk < per 6 Importance of secondary packaging: Impact EPS box < cardboard box Impacts always at their lowest shortly after harvest However, differences throughout the year are relatively small 21 ORIGIN BE NZ PACKAGING bulk per 6 SEASONALITY Moment of purchase Availability apples: BE 12 months (Jan.-Dec.) NZ 6 months (April-Sept.) Impact BE <<<< NZ Independent of moment of year or packaging First things first Importance of overseas transport! Impact bulk < per 6 Importance of secondary packaging: Impact EPS box < cardboard box Impacts always at their lowest shortly after harvest However, differences throughout the year are relatively small 22 11

12 Wrapping-up When it comes to sustainability, try to put your priorities as a citizen, a family member and a professional straight, we can make a difference! Thanks for your attention! annemie.geeraerd@kuleuven.be 23 12