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greenfrogg
Frits Ogg is a teacher, author and consultant in the field of energy conservation, sustainable energy and automation. He was Co-founder of the Dutch organisation for sustainable energy in 1978. Frits Ogg specialises in sustainable emergency energy supply, small bio-gas, photo-voltaics, small wind and community wind. He was formerly editor in chief of WindNieuws, the Dutch magazine on windenergy. More info on his LinkedIn page.