1997 | Doctor honoris causa, bestowed by the Technical University of Varna, Bulgaria | 1998 | Solar World Prizes, awarded by the 2nd World Photovoltaic Solar Energy Conversion Conference, Vienna | 1999 | Alternative Nobel Prize (Right Livelihood Award), Stockholm | 2000 | World Prize on Bioenergy, awarded by the 1st World Biomass Conference, Sevilla | 2002 | Hero for the Green Century, TIME Magazine | 2004 | Global Renewable Energy Leadership Award awarded by the American Council for Renewable Energies (ACORE), New York | | World Wind Energy Award, awarded by the World Wind Energy Conference, Beijing | 2005 | SolarWorld Einstein Award, Bonn | 2007
| Doctor honoris causa, bestowed by University Lüneburg, Germany
| 2008
| Professor honoris causa, bestowed by Tongji University Shanghai, China
| 2009
| Karl Böer Solar Energy Medal of Merit awarded by the University of Delaware, USA
| | Further Awards... |
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