This so-called 'bio-gas' is burned like natural gas in a small electric power plant right on Vander Haak's farm.

VOA: standard.2010.02.23

Five years ago, dairy farmer Darryl Vander Haak flipped the switch on the first electric generator in Washington State powered by manure.

VOA: standard.2010.02.23

is relatively cheap. Dairyman Vander Haak says his energy sales have not been profitable.

VOA: standard.2010.02.23

Andersson traded his equity in the holding company for equity in three of the portfolio companies Metric, Alvsbyhus (Akila) and Soderberg och Haak.

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"We have established that the genetic foundations for modern Europe were only established in the Mid-Neolithic, after this major genetic transition around 4000 years ago, " said co-author Dr Wolfgang Haak.

BBC: Making of Europe unlocked by DNA