Della‐Marta et al. (2007)
Also: Della‐Marta et al. 2007
Doubled length of western European summer heat waves since 1880
Della‐Marta, P. M., Haylock, M. R., Luterbacher, J., & Wanner, H. (2007). Doubled length of western European summer heat waves since 1880. Journal of Geophysical Research: Atmospheres, 112(D15103). Link to paper
doi: 10.1029/2007JD008510
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.