What non-profit organization did one of the builders of the UC1 Freya co-found?
Peter Madsen (inventor) Peter Langkjær Madsen (] ; born 12 January 1971) is a Danish aerospace engineering enthusiast, "art engineer", submarine builder, entrepreneur, co-founder of the non-profit organization Copenhagen Suborbitals, and founder and CEO of RML Spacelab ApS.
Naturschutzbund Deutschland The Naturschutzbund Deutschland e.V. ("Nature and Biodiversity Conservation Union") or NABU is a German non-governmental organisation (NGO) dedicated to conservation at home and abroad, including the protection of rivers, forests and individual species of animals.