1. State of the Climate: Global Analysis for September 2015 (NOAA National Centers for Environmental Information, 2015);
http://go.nature.com/ZAEmAf
2. Lima-Paris Action Agenda. United Nations Framework Convention on Climate Change
http://go.nature.com/V9XcNh
3. The Emissions Gap Report 2015 (United Nations Environment Programme, 2015);
http://go.nature.com/31COZe
4. Olivier, J. G. J. & Janssens-Maenhout, G. CO2 Emissions from Fossil Fuel Combustion Part III: Total Greenhouse Gas Emissions; 2015 Edition (International Energy Agency, 2015);
http://go.nature.com/4FmoGO
5. Synthesis Report on the Aggregate Effect of the Intended Nationally Determined Contributions (United Nations Framework Convention on Climate Change, 2015);
http://go.nature.com/AYt2tZ