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Anaerobic digestion lacks of clear policy and funding
date:May 14, 2012
f natural waste.


The report looked at what they did in Germany and Denmark, and found that pig and cattle slurry are actually quite inefficient as feedstock for anaerobic digesters and that, to compensate, they have started using maize, which sort of defeats the object as it moves away from slurry recycling.


Besides, maize production is quite water-intensive and produces greenhouse gases, so it can actually make things worse, even though it is done with good intentions,Hockridge added.


But

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