1. The global carbon budget 1959-2011;Le Quéré;Earth Syst Sci Data,2013
2. Observations: atmosphere and surface;Hartmann,2013
3. Synthesis report. Contribution of working groups I, II and III to the fourth assessment report of the Intergovernmental Panel on Climate Change, IPCC, Geneva, Switzerland;IPCC, Climate Change,2007
4. Summary for policymakers;IPCC,2014
5. Technology roadmap – biofuels for transport;IEA,2011