Comment on Death in SpaceparentComments−hnal94316yThe conservation of matter is an amazing thing.If you wish to make an apple pie from scratch, you must first invent the universe - Carl Sagan−eru16yYes. Though to be more precise, in the process of using fertilizers, even the atoms are conserved. Though you will have to re-build the molecules.On the practical side: Using coal as a raw material, you should be able to make fertilizers with only somewhat more energy than from oil.
Comments
The conservation of matter is an amazing thing.
If you wish to make an apple pie from scratch, you must first invent the universe - Carl Sagan
Yes. Though to be more precise, in the process of using fertilizers, even the atoms are conserved. Though you will have to re-build the molecules.
On the practical side: Using coal as a raw material, you should be able to make fertilizers with only somewhat more energy than from oil.