Gifford et al. (2009)
Also: Gifford et al. 2009
Temporal pessimism and spatial optimism in environmental assessments: An 18-nation study
Gifford, R., Scannell, L., Kormos, C., Smolova, L., Biel, A., Boncu, S., ... & Uzzell, D. (2009). Temporal pessimism and spatial optimism in environmental assessments: An 18-nation study. Journal of Environmental Psychology, 29(1), 1-12. Link to PDF
doi:10.1016/j.jenvp.2008.06.001
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.