Their net energy values are low because they are expensive to extract and process
They have Low Energy Returned on Energy Invested (EROI) ratios: about 3:1
Due to high input required to obtain a negligible yield, there would be little profit earned.
The Journal of Undergraduate Biological Studies
J. Ugrad. Biol. S.
Their net energy values are low because they are expensive to extract and process
They have Low Energy Returned on Energy Invested (EROI) ratios: about 3:1
Due to high input required to obtain a negligible yield, there would be little profit earned.