Contents Introduction Business Relationships Environment Declaration of performance scope 1+2 Environmental performance indicators (2017–2021) Addendum 2: detailed environmental performance indicators (2017–2021) Ernst & Young Ltd performed a limited assurance engage- ment on selected EPIs marked with for 2021. Ernst & Young Ltd performed a limited assurance engagement last year on the same set of EPIs for 2020. On all EPIs related to previous years ex- cept for the green- house gas emissions no external assur- ance was obtained. EPIs Energy Total Energy renewable Purchased electricity renewable Purchased heat Self–generated electricity renewable Total fuel renewable Natural gas Heating oil Diesel Petrol Ethanol Wood Water Total water Tap water other water (PL, CH) lake water (CH) MWh MWh MWh MWh MWh MWh MWh MWh MWh MWh MWh m3 m3 m3 m3 Materials VOC kg SF6 kg Refrigerants (losses) kg Copper t Plastics t Glass fiber* t Packaging t renewable (cardboard and wood) 2017 52 973 0.2 % 37 915 4 920 73 100 % 10 065 1 % 6 070 1 338 1 743 862 53 1 070 095 76 248 94 746 899 10 11 968 228 241 8 002 3 963 30 1 537 87 %
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