Together with the Australian Healthcare and Hospitals Association (AHHA), the Climate and Health Alliance (CAHA), and Health Care Without Harm launched GGHH and its Agenda for greening the healthcare sector in Sydney, Australia. GGHH was presented by Dr Peter Orris, Professor and Chief, Occupational and Environmental Medicine, University of Illinois, Senior Advisor to Health Care Without Harm (HCWH). “There is great enthusiasm for this network around the world with organizations representing over 3500 health care providers on six continents having joined and seeking to green their operating practices ” said Dr. Peter Orris.