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Table 9 Sensitivity analysis on 5% improvement of process and resources recoveries

From: Life cycle analysis of potential municipal solid wastes management scenarios in Tanzania: the case of Arusha City

Categories Unit   Electricity CH4 Diesel Paper Plastic NH3
Freshwater eutrophication kg P eq SN-1
SN-2 6 × 10 −6 2 × 10 - 5 1 × 10 - 6
SN-3 5 × 10 - 5 2 × 10 - 5
Human toxicity kg1,4-DCB eq SN-1 0.02 0.41 0.11
SN-2 0.4 0.11
SN-3 0.04 0.01 0.41 0.12
Particulate matter formation kg PM10 SN-1
SN-2 0.02
SN-3 0.01
Freshwater ecotoxicity kg 1,4-DCB eq SN-1 0.02 0.02
SN-2 0.02 0.02
SN-3 0.02 0.02
Climate change kg CO2 eq SN-1 0.02 61 0.49 3.7 0.03
SN-2 0.93 0.18 3.7 0.03
SN-3 0.1 10 0.1 3.7 0.03
Terrestrial ecotoxicity kg 1,4-DCB eq SN-1 2 × 10 −5 1 × 10 - 5 1 × 10 - 5
SN-2 8 × 10 −6 6 × 10 - 6 1.4 × 10 −5
SN-3 3 × 10 - 6 4 × 10 −6 6 × 10 - 6 1.4 × 10 − 5
Photochemical oxidant formation kg NMVOC eq SN-1 0.03 0.01
SN-2
SN-3 0.01
Terrestrial acidification kg SO2 eq SN-1 0.01 0.01
SN-2 0.16
SN-3 0.08
  1. SN-1; RCL_LF, SN-2; (RCL_CP_LF) and SN-3; (RCL_AD_LF), where RCL Recycling, LF Landfilling, CP Composting, AD Anaerobic digestion, DCB Dichlorobenzene, NMVOC Non-methane volatile organic compounds