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sábado, 23 de março de 2013

Increasing Biogas in Germany


"March 19, 2013 by Redazione

Italy'd better to do the same

by Mara Martini

Germany, that's among the "number ones" in Europe in developing alternative energies and applied technologies, is now focusing its interest on biogas, which it looks in optimistic way at as the most effective green source in order to reduce the CO2 emissions. (Remind the Union has fixed the 20% level by 2020). Among all biomass energy sources, the biogas – coming out from the anaerobic digestion of trash – is infact the most useful one, and the most respectful towards the environment. Turning part of the fields that compose the widest Germanic plain into plant for biogas would permit to obtain: new clean energies, the thermal one (by means of the combustion in boiler) and electric one (through  cogeneration groups); and more, the Digestate – another “output” of digesters, which represents a very good organic phertylizer for cultivated fields. For completing this virtuous circle, the plant could then be fueled by the energy produced by biogas itself. Other very advantageous externalities deriving from biogas plants could be: creation of new jobs and  revaluation of farmers' estates.