1. Environmental impacts of the U.S. health care system and effects on public health;Eckelman;PLoS One,2016
2. Mis M. Climate change impact predicted to cause 500,000 deaths in 2050. Available at: http://www.reuters.com/article/us-health-climatechange-food-idUSKCN0W503S. Accessed March 28, 2016.
3. NHS England Carbon Footprint 2012;Sustainable Development Unit,2012
4. Goods and Services Carbon Hotspots;Sustainable Development Unit,2012
5. Carbon footprint from anaesthetic gas use 2013;Sustainable Development Unit,2013