Smith & Leiserowitz (2012)
Also: Smith & Leiserowitz 2012
The rise of global warming skepticism: Exploring affective image associations in the United States over time
Smith, N., & Leiserowitz, A. (2012). The rise of global warming skepticism: Exploring affective image associations in the United States over time. Risk Analysis, 32(6), 1021-1032. Link to PDF
DOI: 10.1111/j.1539-6924.2012.01801.x
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.