A lot of the progress is due to fossil fuels/fertilizer to be sure, but given unlimited access to fossil fuels in 1900, a single person would still do a tiny fr

A lot of the progress is due to fossil fuels/fertilizer to be sure, but given unlimited access to fossil fuels in 1900, a single person would still do a tiny fraction of the work a modern farmer can do thanks to modern equipment. I think it is a massive understatement to say that the output of the last century isn't due to inventive minds, ignoring the fact that the Haber process was invented itself.