same old dynamics?
> However, the same old dynamics of every green-technology issue
> are present. A shift away from the stored power of fossil fuel tends
> to mean a need for power somewhere else - in the biofuel plant, in
> the desalinators to produce fresh water for the algae ponds.
This is actually the whole bloody /point/ of biofuels; i.e. to shift energy requirements away from fossil carbon. We do indeed have to take into account the energy requirements of biofuel production and distribution when estimating their viability. So what? This is utterly unremarkable.