Áine Ní Tighearnaigh In Conversation with Professor Sotiris Vardoularkis, Professor of Global Environmental Health at the ANU National Centre for Epidemiology and Population Health. – Climate Change, the Canberra Air Quality Crisis and the Impact of Vulnerable Communities. We discuss climate change, the impact on vulnerable communities, the elderly, people with mental illness, the current Canberra Air Quality Crisis and the short and long-term impacts of bushfire smoke on health and mental well-being. Professor Vardoulakis also provides guidance on what measures we need to take individually, as a community and as a nation to address climate change into the future. "Sotiris is founding co-chair of the International Consortium for Urban Environmental Health and Sustainability (Healthy-Polis) and Honorary Professor at the European Centre for Environment and Human Health at University of Exeter Medical School. Previously he was Head of the Environmental Change Department at Public Health England and held academic positions at the London School of Hygiene and Tropical Medicine and the University of Birmingham. He was one of the lead authors of the first UK Climate Change Risk Assessment and contributor to the National Adaptation Programme. He served as a member of the NICE (National Institute for Health and Care Excellence, UK) Public Health Advisory Committee on Air Pollution. Over the last 20 years, he has advised national and local governments and international organizations, such as the World Health Organization and the European Parliament, on the health effects of climate change and air pollution, and on environmental sustainability and urban health. Sotiris has been involved in numerous research projects, including field studies, environmental modelling, risk assessment and policy analysis in Europe, Africa, Asia, Australia and the Pacific".