The one introduced below is different from the simulated ecological environment gardens such as glass green plants and aquariums that require artificial care. This desktop ecological garden completely refers to the ecological cycle principle of nature, using water, The natural cycle between animals, plants, and soil maintains its vitality. If you look carefully, you will find that the ecosystem is divided into four elements: sunlight, plants, soil and "ground water" from bottom to top, just like a miniature earth ecosystem. .