
BIOGAS PRODUCTION AS AN ENVIRONMENTALLY-FRIENDLY RENEWABLE ENERGY SOURCE
(SGEM Scientific GeoConference, 2009, E. Pehlivan)
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One of the most important factors of industrialization and development is energy. Demand of energy significantly increases parallel to technology developing and world population increasing. The consumed amount of energy indicates the development level of countries in today. Oil and coal stocks are decreasing fastly, and lack of natural gas sources results in an increasing demand on renewable energy sources. The negative effects of the renewable energy sources are less than conventional energy sources on environmen...


