Wow, as the chart show, we truly have a magnificently inefficient method of farming and growing food.
What makes a job needlessly difficult? It’s when the energy expended to do it is MUCH greater than the outcome.
Here’s an example from the US food industry. It compares the energy used to produce the food we eat to the amount of energy we get from the food produced.
Much more from Resilient Communities, including growing vegetables based on the native American Three Sisters method, which is indeed about replacing hard work with lazy smarts.