An article explaining the fertilizer crisis. This passage was very important to better rationalize consumption.
About 20 percent of food designed for human consumption is wasted and never consumed. Almost 40 percent of cropland is used to grow animal feed at a huge efficiency cost: A cow requires 50 calories of feed to produce one calorie of beef. A third of U.S. corn is used to produce ethanol transport fuels for dubious environmental benefits.
Posted by lAljax