Bottle Biosphere Guide Online

Report prepared as a comprehensive guide for educators, hobbyists, and students interested in closed ecological systems.

Creating a bottle biosphere is a fascinating exercise in biology, chemistry, and patience. It is a closed or semi-closed ecological system that mimics the natural cycles of the Earth on a micro scale. When balanced correctly, these systems can survive for years with zero maintenance, cycling water, oxygen, and carbon dioxide in a perpetual loop. Bottle Biosphere Guide