It would be awesome if someone did it on their behalf though. I would love a metric that let me evaluate the energy, water, pesticide, units of child labour needed to get a product to the store/my door just as I can compare the fat and sugar content of my lunch or the efficiency of a new car if I were to tape all the sharp edges and drive carefully.

It's pretty bloody obvious where iPhones physically come from. And it's hardly a secret that western democracies have had their manufacturing bases implode because consumers prefer cheaper to local; few consumer-targeted things are built in the west these days.