Mega farms typically have lower distribution &amp; transport costs too.  Hundreds of miles in a semi-trailer uses less gas per pound than 50 miles in a pick-up.<p>It&#x27;s all background noise compared to the gas used to go from the grocery store to your home, though.   If you drive further to get to the farmer&#x27;s market to get local food...<p>In this case you aren&#x27;t using any gas to get your food.   That doesn&#x27;t automatically make it less carbon-intensive, though.   Producing the equipment, driving to get required inputs, it all adds up.