Quinn, T.M., T.J. Crowley, F.W. Taylor, C. Henin, P. Joannot, and Y. Join. 1998. A multi-century stable isotope record from a New Caledonia coral: interannual and decadal sea-surface temperature variability in the Southwest Pacific since 1657 A.D. Paleoceanography 13:412-426.

Ramaswamy, V., O. Boucher, J. Haigh, D. Hauglustaine, J. Haywood, G. Myhre, T. Nakajima, G.Y. Shi, and S. Solomon. 2001. Radiative forcing of climate change. In: Climate Change 2001: The Scientific Basis. Contribution of Working Group I to the Third Assessment Report of the Intergovernmental Panel on Climate Change. Pp. 349-416. J.T. Houghton et al. (eds.). Cambridge University Press, New York.

Raynaud, D., T. Blunier, Y. Ono, and R.J. Delmas. 2003. The Late Quaternary history of atmospheric trace gases and aerosols: interactions between climate and biogeochemical cycles. In: Paleoclimate, Global Change, and the Future. Pp. 13-31. K.D. Alverson, R.S. Bradley, and T.F. Pedersen (eds.). Springer-Verlag, New York.

Robock, A. 2000. Volcanic eruptions and climate. Reviews of Geophysics 38:191-219.

Rodbell, D.T., G.O. Seltzer, D.M. Anderson, M.B. Abbott, D.B. Enfield, and J.H. Newman. 1999. An ~15,000-year record of El Niño-driven alluviation in Southwestern Ecuador. Science 283(5401):516-520.

Root, T.L., J.T. Price, K.R. Hall, S.H. Schneider, C. Rosenzweig, and J.A. Pounds. 2003. Fingerprints of global warming on wild animals and plants. Nature 421:57-60.

Rosen, A. In press. Civilizing Climate: Climate Change and Society in the Ancient Near East. Alta Mira Press.

Rosenheim, B.E., P.K. Swart, S.R. Thorrold, P. Willenz, L. Berry, and C. Latkoczy. 2004. High-resolution Sr/Ca records in sclerosponges calibrated to temperature in situ. Geology 32(2):145-148.

Rossi, S., A. Deslauriers, T. Anfodillo, H. Morin, A. Saracino, R. Motta, and M. Borghetti. 2006. Conifers in cold environments synchronize maximum growth rate of tree-ring formation with day length. New Phytologist 170(2):301-310.

Ruddiman, W.F. 2003. The anthropogenic greenhouse era began thousands of years ago. Climatic Change 61:261-293.

Ruddiman, W.F., and J.S. Thomson. 2001. The case for human causes of increased atmospheric CH₄ over the last 5000 years. Quaternary Science Reviews 20:1769-1777.

Rutherford, S., M.E. Mann, T.J. Osborn, R.S. Bradley, K.R. Briffa, M.K. Hughes, and P.D. Jones. 2005. Proxy-based Northern Hemisphere surface temperature reconstructions: sensitivity to method, predictor network, target season, and target domain. Journal of Climate 18:2308-2329.

Santer, B.D., K.E. Taylor, T.M.L. Wigley, J.E. Penner, P.D. Jones, and U. Cubasch. 1995. Towards the detection and attribution of an anthropogenic effect on climate. Climate Dynamics 12(2):77-100.

Sapiano, J.J., W.D. Harrison, K.A. Echelmeyer. 1998. Elevation, volume and terminus changes of nine glaciers in North America. Journal of Glaciology 44(146):119-135.

Schweingruber, F.H. 1988. Tree Rings: Basics and Applications of Dendrochronology. D. Reidel Publishing Co., Dordrecht, Holland.

Scuderi, L.A., C.B. Schaaf, K.U. Orth, and L.E. Band. 1993. Alpine treeline growth variability: simulation using an ecosystem process model. Arctic and Alpine Research 25(3):175-182.

Shen, G.T., J.E. Cole, D.W. Lea, L.J. Linn, T.A. McConnaughey, and R.G. Fairbanks. 1992. Surface ocean variability at Galapagos from 1936-1982: calibration of geochemical tracers in corals. Paleoceanography 7:563-588.

Shen, S.S.P., G.R. North, and K.-Y. Kim. 1994. Spectral approach to the optimal estimation of global average temperature. Journal of Climate 7:1999-2007.

Shindell, D.T., G.A. Schmidt, M.E. Mann, D. Rind, and A. Waple. 2001. Solar forcing of regional climate change during the Maunder Minimum. Science 294:2149-2152.

Shindell, D.T., G.A. Schmidt, R. Miller, and M.E. Mann. 2003. Volcanic and solar forcing of climate change during the pre-industrial era. Journal of Climate 16:4094-4107.

Siegenthaler, U., T.F. Stocker, E. Monnin, D. Lüthi, J. Schwander, B. Stauffer, D. Raynaud, J.-M. Barnola, H. Fischer, V. Masson-Delmotte, and J. Jouzel. 2005a. Stable carbon cycle-climate relationship during the Last Pleistocene. Science 310(5752):1313-1317.

Siegenthaler, U., E. Monnin, K. Kawamura, R. Spahni, J. Schwander, B. Stauffer, T.F. Stocker, J.-M. Barnola, and H. Fischer. 2005b. Supporting evidence from the EPICA Dronning Maud Land ice core for atmospheric CO₂ changes during the past millennium. Tellus Series B—Chemical and Physical Meteorology 57:51-57.