Sustainability Report 2021

Glossary $A Australian Dollars ACCU Australian carbon credit units AMEC Association of Mining and Exploration Companies AusIMM Australasian Institute of Mining and Metallurgy Au Gold BEV Battery electric vehicle Biodiversity Biodiversity describes the variety of life forms: the different plants, animals and microorganisms, the genes they contain, and the ecosystems they form. It is usually considered at three levels: genetic diversity, species diversity and ecosystem diversity. Also referred to as biological diversity. Boundary Stakeholder boundary describes where the identified material topic(s) impacts the reporting organisation’s business and stakeholders. – Internal boundary typically includes employees, contractors, shareholders, investors and joint venture partners. – External boundary typically includes neighbouring communities within the Company’s operational vicinity, Traditional Owners, suppliers, customers, governments, non-government organisations, special interest groups, civil society, and learning and research partners. Climate change Any significant change in the measures of climate lasting for an extended period of time. Climate change includes major changes in temperature, precipitation or wind patterns, among others, that occur over several decades or longer. Co Cobalt CO 2 -e Carbon dioxide equivalent Cu Copper DMIRS Department of Mines, Industry Regulation and Safety, Western Australia Downstream The term downstream entities are based on the concept of a production chain that extends from the extraction of raw materials to the use of a good or service by an end-user. Downstream refers to those organisations that play a role in the distribution or use of goods and services provided by the reporting organisation, or, more generally, play a role in a later step in the production chain than the organisation itself. DWER Department of Water and Environmental Regulation, Western Australia EBITDA Earnings Before Interest, Tax, Depreciation and Amortisation Underlying EBITDA is a non-IFRS measure and comprises net profit or loss after tax, adjusted to exclude tax expense, finance costs, interest income, asset impairments, gain/loss on sale of subsidiary and Tropicana, redundancy and restructuring costs, depreciation and amortisation, once-off transaction costs, and foreign exchange and hedging gains/losses attributable to the acquisition of Tianqi. EM Electromagnetic EM conductors Electromagnetic conductors returned from EM surveys Emission For the purpose of reporting in accordance with the National Pollutant Inventory, emission means the release of a substance to the environment, whether in pure form or contained in other matter, and whether in solid, liquid or gaseous form. IGO SUSTAINABILITY REPORT 2021— 121