2 books in series

Eco-Technology

Eco-Technology is a 2-book series first released in 1999 with contributions by Viktor Schauberger and Callum Coats.

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Nature as Teacher – New Principles in the Working of Nature

Nature as Teacher – New Principles in the Working of Nature: Volume 2 of Renowned Environmentalist Viktor Schauberger's Eco-Technology Series

1999 • 1 Reader

The energy evolution : harnessing free energy from nature
The energy evolution : harnessing free energy from nature

2000 • 1 Reader • 270 pages