Essays about: "Per-Erik Johansson"
Found 1 essay containing the words Per-Erik Johansson.
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1. Solar powered water treatment : Examining solar evaporation as a sustainable water treatment method in rural areas in Ghana
University essay from Avdelningen för energi-, miljö- och byggteknikAbstract : Since the currently used method of supplying clean drinking water to the Ghanaian population consists of selling water sachets of 0.5 liter, there is a major ecological problem due to plastic contamination of the environment. The relatively high water price of buying these sachets also causes economic problems for a large portion of the population. READ MORE
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