Kathrin Hoffmann hasn't written any stories yet.
Energiebloggerin & PR Beraterin @DWR_eco - Energiewende, Cleantech, Social Media. Teil von http://bit.ly/nachhaltige100. Davor bei: @Windwaerts & @ClimateKIC_DE
Kathrin Hoffmann hasn't written any stories yet.
Energiebloggerin & PR Beraterin @DWR_eco - Energiewende, Cleantech, Social Media. Teil von http://bit.ly/nachhaltige100. Davor bei: @Windwaerts & @ClimateKIC_DE
