The BLSS can also be applied in areas where water is scarce and oxygen levels are low, he said.

The previous record was set in the Soviet Union, where three people stayed for 180 days in a similar closed ecosystem in the early 1970s.

FULL RECYCLING

The cabin consists of two plant cabins and a comprehensive cabin. The volunteers grow wheat, strawberries and other plants. There is small amount of pre-stored pork and chicken. The main vitamin source for the volunteers are yellow meal worms raised in the cabin. They are roasted, ground and mixed with flour to make buns and pancakes.