Holzschlag was the birthplace for what Austrian forest caretaker, naturalist, pseudoscientist?
Viktor Schauberger Viktor Schauberger (30 June 1885 in Holzschlag, Upper Austria – 25 September 1958 in Linz, Austria) was an Austrian forest caretaker, naturalist, pseudoscientistref>Ronald Engert: "Die Forellenturbine als Prinzip der kostenlosen Energiegewinnung. Freie Energie durch Implosion"., philosopher, inventor and biomimicry experimenter.
Hans Carl von Carlowitz Hans Carl von Carlowitz, originally "Hannß Carl von Carlowitz" (24 December 1645 - 3 March 1714), was a German tax accountant and mining administrator. His book "Sylvicultura oeconomica, oder haußwirthliche Nachricht und Naturmäßige Anweisung zur wilden Baum-Zucht" (1713) was the first comprehensive treatise about forestry. He is considered to be the father of sustainable yield forestry.