Such a balance is achievable theoretically but certain environmental issues are the bug of a system. A big challenge of the modern era.

Regards,

Jahangir

following

Dear sir

Link may be help you

Appreciate your efforts… best wishes

https://www.theguardian.com/sustainable-business/2016/aug/14/organic-farming-agriculture-world-hunger

also

https://www.devex.com/news/how-to-feed-our-planet-without-devastating-the-environment-83799

Well, Organic farm is an answer , yet for better yield may be fertilizers are needed !!

Water management , labor savings by machinery ,needs power ...

It is a cycle , no easy answer !!!

Dear Kirk,

Have you assessed the wasted but produced food quantity? It may be about 30%. http://www.fao.org/save-food/resources/keyfindings/en/

Now, you can continue thinking and calculating.

Good responses from all