Locally there are some large farms with methane digester systems that scrub the air in the cattle barns for methane and put it into the natural gas supply line.
Crickets, by weight, contain 2 - 3 times as much protein than beef steak, with more fibre and vitamins. Cattle needs 21 times more land, 13 times more water and 8.5 times more food to create protein than crickets. Crickets protein has 10 times more B12 than salmon, twice as much calcium than milk and twice as much iron than spinach.
Perhaps some year there'll be a marketing board for crickets, grasshoppers and ants.