It doesn't look like biomass was actually used to produce the hydrogen but rather pure xylose: http://dx.doi.org/10.1002/anie.201300766 http://dx.doi.org/10.10

It doesn't look like biomass was actually used to produce the hydrogen but rather pure xylose: http://dx.doi.org/10.1002/anie.201300766 http://dx.doi.org/10.1002/anie.201300766 I suspect much more research will be needed before a practical system using biomass as a fuel source directly is available. Still, the nearly quantitative yield of hydrogen from an abundant source is encouraging.