Significant areas of environmental expenditure Emissions reduction 36% Monitoring licensing and other operational expenses 20% Waste management and reduction 17% Restoration and biodiversity 11% Reduction of water usage and discharges 7% Energy reduction and process optimisation 4% Other 3% Increasing use of alternative materials and fuels 2% €177 million In 2019 our total environmental expenditure was €177 million on areas such as carbon reduction projects and resource efficiency.