1. Editorial

   • W. Blum
   • M. Keilhacker
   • W. Roether

   EditorialNotes 15 September 2009 Pages: 1 - 4

2. Scenarios of climate change

   • H. Graßl

   OriginalPaper Open access 15 September 2009 Pages: 5 - 12

3. On adaptation – a secondary concern?

   • H. von Storch

   OriginalPaper 15 September 2009 Pages: 13 - 20

4. Dryland hydrology in a warmer world: Lessons from the Last Glacial period

   • J. Quade
   • W.S. Broecker

   OriginalPaper 15 September 2009 Pages: 21 - 36

5. What to do? Does science have a role?

   • K. Hasselmann

   OriginalPaper Open access 15 September 2009 Pages: 37 - 51

6. Challenges for future energy usage

   • E. Rebhan

   OriginalPaper 15 September 2009 Pages: 53 - 80

7. Climate engineering: A critical review of approaches to modify the global energy balance

   • J. Feichter
   • T. Leisner

   OriginalPaper Open access 15 September 2009 Pages: 81 - 92

8. Capture of carbon dioxide from ambient air

   • K.S. Lackner

   OriginalPaper 15 September 2009 Pages: 93 - 106

9. Energy from wind – perspectives and research needs

   • H.-J. Wagner
   • A. Epe

   OriginalPaper 15 September 2009 Pages: 107 - 114

10. Energy from biomass

    • S. Kullander

    OriginalPaper 15 September 2009 Pages: 115 - 125

11. Solar thermal power plants

    • L. Schnatbaum

    OriginalPaper 15 September 2009 Pages: 127 - 140

12. Energy efficiency – a key to sustainable housing

    • W. Feist
    • J. Schnieders

    OriginalPaper 15 September 2009 Pages: 141 - 153

13. Challenges in hydrogen storage

    • F. Schüth

    OriginalPaper Open access 15 September 2009 Pages: 155 - 166

14. The path to fusion power

    • C. Llewellyn Smith

    OriginalPaper 15 September 2009 Pages: 167 - 178

15. Prospects for transmutation of nuclear waste and associated proton-accelerator technology

    • A. C. Mueller

    OriginalPaper 15 September 2009 Pages: 179 - 191