BBCNEWS The Papers September 25, 2021 21:52:00
C02 into biomass and they breathe out oxygen, so oxygen - is actually our only byproduct of this product. which is not a bad byproduct, really. the health authorities don't seem to mind. i he laughs. so, right here in geothermal iceland where electricity and hot water are both essentially clean, green and on tap, growing this algae ends up being carbon negative. it pulls more c02 out of the environment than the electricity puts back in. but in order to feed the world, these algae farms would need to be placed around the globe. and not everywhere's on top of a volcano. the system itself is alwa...