Sealed Ecosystem Globe

A self-contained and self-supporting Eco system within a clear glass globe sphere. Inside these fascinating sealed hemispheres is a careful balance of air, water, plant and animal life of which tiny shrimp continue a life cycle for a complete miniature world requiring virtually no maintenance. Developed from NASA technology research for off-world self-sustaining atmospheres. A perfect blend of science and art makes it a unique gift item. Created by Ecosphere Associates. Available in 3 sizes: 5 1/4" diameter, 4 Inch & 9 Inch globes.