When people say biogas feedstock, people will most often associate it to manure. Well that’s not entirely the case because basically anything that biodegrades can be turned into biogas (methane) and then used for energy.

Biogas harvesting involves placing organic waste products mixed with a set amount of water in an oxygen free biodigester. Via anaerobic digestion, the organic waste is broken down into methane and solid waste by bacteria living in the biodigester.
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Filipino-Chinese Taipan, Lucio Tan, is looking into entering the Clean Development Mechanism (CDM) field for his farms with the help of Mitsubishi Corp who will do a feasibility study in two of their piggeries in Foremost Farms. This is part of their corporate social responsibility targets. The study will take about 3 months and will produce investment and capital requirements for this venture.

If determined feasible, they will be able to harvest energy from the manure of their pig farm which can be used to reduce their carbon emissions by reusing their energy as well as earn by selling the carbon credits earned from this carbon reduction project.
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Yet another piece of good news in the Philippine energy sector. Callandra CNG Fuels Corp announced that the Philippine Department of Energy has approved their application to invest in the Compressed Natural Gas (CNG) sector of the Philippines. This is Callandra’s first investment in Asia.

Callandra will setup 6 CNG refuelling stations that can service 5,000 buses a day. CNG president Randall C. Antonio said that the stations are expected to by finished by 2010.
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Update: Check out this other article on how to make a small scale biodigester that uses kitchen waste.

Great forum post of Engr. Gerry Baron from the Philippines detailing his experience in making a biodigester that produces methane from animal waste. He experimented using Chicken and Pig manure and found that he was getting better yields with the Chicken manure. His biodigester was made from High Density Polyethylene HDPE with 1.5 mm thickness.
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