 Ultrafiltration is one of several steps in the purification of water. In Ostersund the technical staff search of the pipes in search of parasites.
Several Swedish waterworks equips with new purification step. The cause is less water due to climate change. - The outbreak of Ostersund is a good wake-up call, says an expert.
Heavy rain. More flooding increased temperature, Climate change increases the risk of various pollutants, bacteria, viruses and parasites will be in Swedish water.
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 Joachim Huyssen with a radio-controlled model plane seagull
The studies show the wind tunnel. To convince the aviation industry on the design can take time.
Traditional aircraft design is not optimal in terms of flying qualities. Joachim Huyssen at North-West University of South Africa and Geoffrey Spedding of the University of Southern California has been at the wind tunnel tests have concluded that a more fagellik design is an efficient pilot.
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 F7 in Satins responsible for flight training on the JAS 39 Gripen and believe that wind turbines on the "plain" disturb the Gripen's radar
A wind farm around Satins airbase south of the lake irritates the Armed
Forces. But now the county administration have said from - built is
built!
There, farmers have built some 50 wind turbines, which the Armed Forces have said OK to but which you now regret.
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The State Energy Office believes that the municipal veto on wind power has gone wrong and should be abolished. Among other things tempt the municipalities to charge for permits.
Since autumn 2009, the local influence of wind conditions increased by the possibility of a "silent veto" under chapter 16 sections 4 of the Environmental Code.
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In Finland, it is engineers who have the last word on nuclear power. That is why nuclear power in Finland is shorter interruptions for maintenance and upgrades than in Sweden.
It argues the Finnish nuclear veteran Magnus von Bonsdorff who was president of the primary industry-owned nuclear power company TVO for 24 years until 1994 when he retired and then continued as a consultant.
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Energy & Green Tech 
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Janne Wallenius, professor of Reactor Physics at KTH, says that the new nuclear power...
In recent years, so successful solar energy industry received in the months since...
