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Ecosia, the Tree-saving Web Search Engine

Born in 2009 from an idea of Christian Kroll, Ecosia is a CO2-neutral web search engine based in Berlin, Germany, which donates 80% of its surplus income to a tree planting program in Brazil. Ecosia is also raising funds for forestation in Burkina Faso, as part of the Great Green Wali project backed by the […]

A Savonius Turbine for the Top Farmers

For a truly ‘blue’ aquaponics system, as currently under development by the TopFarmers – team, the question about sustainable energy supply is central. In the long run the system shall be mainly supplied from renewable energy sources, which provides independence from fossil fuels, reduces CO2 emissions and saves money. In the following we want to […]