Article PDF
References
Barron, E. J. & Washington, W. M. J. geophys. Res 89, 1267–1279 (1984).
Houghton, J. T. Jenkins, G. J. & Ephraums, J.J. (eds) Climate change: The IPCC Scientific Assessment. (Cambridge University Press, 1990).
Berner, R. A. Am. J. Sci. 283, 641–683 (1991).
Cerling, T. E. Am. J. Sci. 291, 377–400 (1991).
Author information
Authors and Affiliations
Rights and permissions
About this article
Cite this article
Walker, G. Back to the future. Nature 362, 110 (1993). https://doi.org/10.1038/362110a0
Issue Date:
DOI: https://doi.org/10.1038/362110a0