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The woods fill up with snow

Palaeoclimatological evidence covering the past millennium suggests that the global water cycle has changed in the past century. Agreement with climate models points to human activity as the main cause.

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Figure 1: Distribution of water in the climate system.
Figure 2: Twentieth-century trends in palaeo-estimates of precipitation from around the world.


  1. Intergovernmental Panel of Climate Change Climate Change 2001: Synthesis Report (eds Watson, R. T. et al.) (Cambridge Univ. Press, 2001).

  2. Treydte, K. S. et al. Nature 440, 1179–1182 (2006).

    ADS  CAS  Article  PubMed  Google Scholar 

  3. Hartmann, D. L. Global Physical Climatology (Int. Geophys. Ser. Vol. 56, Academic, New York, 1994).

    Google Scholar 

  4. Gill, A. E. Atmosphere-Ocean Dynamics (Int. Geophys. Ser. Vol. 30, Academic, New York, 1982).

    Google Scholar 

  5. Bonan, G. B., Levis, S., Sitch, S., Vertenstein, M. & Oleson, K. W. Glob. Change Biol. 9, 1543–1566 (2003).

    ADS  Article  Google Scholar 

  6. Ferraro, R. R. et al. IEEE Trans. Geosci. Remote Sensing 43, 1036–1049 (2005).

    ADS  Article  Google Scholar 

  7. Roden, J. S., Lin, G. & Ehleringer, J. R. Geochim. Cosmochim. Acta 64, 21–35 (2000).

    ADS  CAS  Article  Google Scholar 

  8. Bowen, G. J. & Wilkenson, B. Geology 30, 315–318 (2001).

    ADS  Article  Google Scholar 

  9. Emori, S. & Brown, S. J. Geophys. Res. Lett. 32, L17706 (2005).

    ADS  Article  Google Scholar 

  10. Vaganov, E. A., Hughes, M. K., Kirdyanov, A. V., Schweingruber, F. H. & Silkin, P. P. Nature 400, 149–151 (1999).

    ADS  CAS  Article  Google Scholar 

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Evans, M. The woods fill up with snow. Nature 440, 1120–1121 (2006).

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