Reporting on our emissions: 2017 Databook GRI 305-1 to GRI 305-4 2017 Annual Report Page 41, 2017 Annual Report Page 1 Scope 3 greenhouse gas (GHG) emissions: 2017 Databook GRI 305-3, 2017 Sustainability Report Page 32 (c) Describe the targets used by the organisation to manage climate-related risks and opportunities and performance against targets.