Mark Broomfield is an air quality, odour and health risk specialist with over 20 years’ experience as an environmental consultant within the consultancy sector and as an industry specialist at ICI. He has contributed to over 250 industrial permitting applications and follow-on support projects and works closely with clients to deliver obligations under the land-use planning and local air quality management frameworks. He is an experienced expert witness on issues including air quality impact assessment; odours; road traffic emissions; environmental and health effects of waste management; and perception of risks to health. He works with local authorities, community groups and other stakeholders using health impact assessment and other techniques to achieve consensus on health and environmental issues relating to waste management. He was the lead author for the landmark Department for Environment, Food and Rural Affairs (Defra) study “Review of Environmental and Health Effects of Waste Management”. This remains a key influence on waste management policy. More recently, he has delivered a delivered of a programme of research to the European Commission and regulatory authorities in the UK in relation to the use of hydraulic fracturing for shale gas development. This work set the baseline for the European Commission and UK regulators' understanding of the key issues linked to environmental and health risks, control of methane emissions, and legislative/regulatory issues. Mark contributes to seminars and conferences on air quality, health and waste-related topics. He is a member of the UK Natural Environment Research Council Peer Review College and industrial supervisor of a PhD student at the University of Birmingham.