New Zealand famously is a country with more sheep than people, but the competition is slipping in favor of humans. The problem is the economics of wool, which is no longer an economically supportive coproduct. Wool is less needed in a warming world with many man-made alternative fibers, and landowners make more money converting grasslands to carbon credit paying forests.   Wool production in New Zealand and in the rest of the world is in decline. While sheep meat output in New Zealand declines along with that of wool, global sheep meat has been expanding. However, it is falling behind the expansion rate of competing animal proteins such as poultry meat. Lamb consumption has always had a smaller group of fans, based on historic ge...