A system, method, and computer program product for an aquaponics, and greenhouse system, including a solar greenhouse insulated on north, east and west sides and with glazing on a south side at an angle to maximize winter sunlight, and housing a fish tank; and a plurality of grow beds coupled to the fish tank. The grow beds each including a geyzer pump powered by an air pump to pump water from the fish tank to the grow bed and aerate water of the fish tank, and a bell siphon to drain the water from the grow bed back into the fish tank.