Before that beautiful salmon filet lands on your plate, a lot of less appetizing stuff gets stripped away: By one estimate, the global seafood industry produces 64 million metric tons of waste each year. A new study suggests a potentially sweeter fate for all those heads and guts: They can be turned into a coal-like substance called hydrochar, which could be used as fuel or added to soil to improve fertility and sequester carbon (Energy Fuels 2015, DOI: 10.1021/acs.energyfuels.5b01671).
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Published on: 16 Dec 2015
Can you imagine a future where your car is fueled by iron powder instead of gasoline?
Metal powders, produced using clean primary energy sources, could provide a more viable long-term replacement for fossil fuels than other widely discussed alternatives, such as hydrogen, biofuels or batteries, according to a study in the Dec. 15 issue of the journal Applied Energy.
Published on: 9 Dec 2015
