here is a chart showing the energy required to produce a kg of iron, steel, silicon etc from base materials..
I still don't get why that means we shouldn't be bothering with renewables for electricity generation...
here is a chart showing the energy required to produce a kg of iron, steel, silicon etc from base materials..
Fear of accusations of -ism or -phobia are stymying many discussions, to the detriment of us all.is fear of accusations of sexism stymying that discussion?