On September 26, 1991, the United States opened the "Biosphere 2" laboratory, which was built in the Arizona desert in 1991, and the "Biosphere 2" laboratory was opened, and four male scientists and four female scientists would live in this sealed world for two years, living in an almost isolated and self-sufficient room. The purpose of the experiment was to study plants, animals, insects, air, soil, humans, and a large air-regulating system in this greenhouse to better understand the laws of the Earth's biosphere. The artificial world's building has an area of about 12750 square meters and is equipped with five different natural ecological environments: tropical rainforest, ocean, insect, soil, soil and desert. The greenhouse plantation and emission of 4,000 different