1:13 Algae is much more efficient at growing oil per hectare than other candidate plants like palm oil and rapeseed oil.
1:31 growing algae is prohibitively expensive, unless —
2:37 you feed algae the leftovers from bacterial digestion of agricultural byproducts as the anaerobic bacteria produce biogas. It's a win-win.
4:01 although burning the algae-derived fuel releases CO2, it balances the CO2 captured by the algae when growing, for a net-zero carbon footprint.
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