"It needs oil to make the fertilizer, oil for the farm, oil for the food processing, oil for the packaging and oil to transport it to the shops, " he added.

CNN: Farm in the city could be supermarket of the future

In the 1950s, more food was purchased directly off local farms without intermediate processing, packaging and mass distribution.

FORBES: Foods With The Biggest Price Increases

"Because all the food in our supermarket will be grown on site we won't need a big processing factory to make packaging and we won't have to burn lots of fossil fuel to transport it across the globe, " he said.

CNN: Farm in the city could be supermarket of the future