[Terrapreta] ch4 vs co2 issues in biochar sequestion

[Michael Bailes]

>  ch4 (methane) production, a much
> worse green house gas than co2.  this seems to me a very important
> part of the terra preta argument



Methane does not last anywhere near as long as CO2
Worse no way

But there is no reason for anerobic organic human waste. It could all be
safely pyrolised  and turned into carbon and energy.
m
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