Independence Group Sustainability Report 2019

FY19 SOURCES OF TOTAL GREENHOUSE GAS EMISSIONS (TONNES CO2 EQUIVALENT) Diesel combusted 73,808 SWIS electricity sources 130 Lubricating oil and grease 111 Unleaded gasoline 43 SF6 Stock 1 Total 74,093 FY19 GREENHOUSE GAS EMISSIONS BY OPERATION (TONNES CO2 EQUIVALENT) SCOPE 1 SCOPE 2 TOTAL Nova Operation 70,985 N/A 1 70,985 Exploration activities 2,978 22 3,000 Corporate office N/A 2 108 108 IGO total 73,963 130 74,093 1. There were no Scope 2 emissions generated from the Nova Operation in FY19. 2. There were no Scope 1 emissions generated from the corporate office in FY19. LAND DISTURBANCE AND REHABILITATION (HECTARES) NOVA OPERATION EXPLORATION ACTIVITIES TOTAL Land disturbed and not yet rehabilitated 463.08 647.24 1,110.32 Land newly disturbed during FY19 0.31 386.47 386.78 Newly rehabilitated land during FY19 0 170.53 170.53 Total rehabilitation activities (hectares) 1 463.39 1,204.24 1,667.63 1. Total rehabilitation activities is the calculation of land disturbed and not yet rehabilitated plus land newly disturbed during FY19 minus newly rehabilitated land during FY19. FY19 WATER WITHDRAWAL BY SOURCE AT NOVA OPERATION (MEGALITRES) FRESHWATER (≤1,000 MG/L TOTAL DISSOLVED SOLIDS) OTHER WATER (>1,000 MG/L TOTAL DISSOLVED SOLIDS) TOTAL Groundwater from production bores 0 932.40 932.40 Mine dewatering 0 266.42 266.42 Total 0 1,198.82 1,198.82 IGO SUSTAINABILITY REPORT 2019 — 79