Green museum - how to practice what we preach? 2016 SPNHC conference : 31st annual meeting of the Society for the Preservation of Natural History Collections : June 20-25, 2016, Berlin, Germany - Quaisser, Christiane; Giere, Peter 1966-; Häffner, Eva; Rahemipour, Patricia; Schwarz, Daniela; Voss, Manja (Botanic Garden and Botanical Museum Berlin, 2016)