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Andreas Zehnsdorf @ 50: A tribute

Edited by: Ms. Dagmar Fiedler, Dr Lucie Moeller
Dear Professor Zehnsdorf,

This special issue is dedicated to you on the occasion of your 50th birthday.

This collection of articles is a personal gift from some of your present and former colleagues and project partners who work in the field of bioenergy and sustainability, in honor of your special birthday.

May not only you but also all readers enjoy this special edition!

Kindly accept our warm congratulations on your birthday and our sincere best wishes for health and happiness in the coming years. We wish you for the future not only many smart ideas and good solutions but also sustained success in your teaching and research. At this point, we would like to thank you for all your support and cooperation as well as the unusual way of doing science, which is in fact unique.

Happy Birthday!

Lucie Moeller and Dagmar Fiedler
on behalf of the publisher and all the contributing authors

  1. Energy crops are of considerable importance for biogas production, especially in Germany. The main energy crops for that purpose are corn silage, grass silage, whole crop grain silage and other non-legume crop...

    Authors: P. Walter Stinner
    Citation: Energy, Sustainability and Society 2015 5:4
  2. For a precise description of the emission situation of the anaerobic digestion (AD) of the separately collected organic fraction of household waste (bio-waste), only a few data are available. The paper present...

    Authors: Jaqueline Daniel-Gromke, Jan Liebetrau, Velina Denysenko and Christian Krebs
    Citation: Energy, Sustainability and Society 2015 5:3
  3. Whey is just turning from a waste of milk processing to a renewable raw material in biotechnology for producing single-cell protein, bio-ethanol, or ethyl acetate as an economic alternative. Conversion of whey...

    Authors: Christian Löser, Thanet Urit, Erik Gruner and Thomas Bley
    Citation: Energy, Sustainability and Society 2015 5:2