Feng et al. (2015)
Also: Feng et al. 2015
Drivers of the US CO2 emissions 1997-2013
Feng, K., Davis, S. J., Sun, L., & Hubacek, K. (2015). Drivers of the US CO2 emissions 1997-2013. Nature communications, 6. Link to paper
doi:10.1038/ncomms8714
References
All IPCC definitions taken from Climate Change 2007: The Physical Science Basis. Working Group I Contribution to the Fourth Assessment Report of the Intergovernmental Panel on Climate Change, Annex I, Glossary, pp. 941-954. Cambridge University Press.