Rein Ahas

Education

Employment

• 2013–2015 Researcher-professor of the Estonian Academy of Sciences
• 2011–2018 Visiting professor at the Geography Department of the University of Gent, Belgium
• 2006–2018 Professor of Human Geography, University of Tartu, Department of Geography
• 2002–2006 Senior researcher, University of Tartu, Department of Geography
• 1998–2000 Lecturer, University of Tartu, Institute of Geography
• 1994–2000 Researcher, University of Tartu, Institute of Geography

• ETH of Zürich, Switzerland
• Umeå University, Sweden
• Vienna Technical University, Austria
• Oxford University, Environmental Change Institute, UK
• Fulbright visiting researcher at the University of Milwaukee, Wisconsin, USA

  Research

Acknowledgments

• 2012 ISI Essential Science Indicators cumulative citation count rose above the 1% threshold.
• 2007 Association of American Geographers, Climate Specialty Group. John Russell Mather Paper of the Year 2006 for the article Schwartz, MD, Ahas, R., Aasa, A. 2006. Onset of Spring Starting Earlier Across the Northern Hemisphere. Global Change Biology. 12: pp. 343–351.
• 2006 Junior Prigogine Medal, University of Siena and the Wessex Institute of Technology in honour of the late Professor Prigogine's Nobel Prize in Chemistry.
• 1983 School students’ Scientific Association's Research Medal

  Publications

• Ahas, R. 1999. Long-term phyto-, ornitho- and ichthyophenological time-series analyses in Estonia. Int. J. Biometeorology, 42, pp. 119–123.
• Ahas, R., Aasa, A., Menzel, A., Fedotova, V.G., Scheifinger, H. 2002. Changes in European spring phenology. Int. J. Climatology, 22, pp. 1727–1738.
• Ahas, R., Ü. M. 2005. Location based services—new challenges for planning and public administration?. Futures, 37, pp. 547–561.
• Menzel, A., Sparks, T., Estrella, N., Koch, E., Aasa, A., Ahas, R., Alm-Kübler K., et al. 2006. European phenological response to climate change matches the warming pattern. Global Change Biology, 12: pp. 1969–1976.
• Schwartz, MD, Ahas, R., Aasa, A. 2006. Onset of Spring Starting Earlier Across the Northern Hemisphere. Global Change Biology. 12: pp. 343–351.