All you need is pondweed. Ok, how does that work? You can work out the rate of photosynthesis of pondweed by counting the bubbles of oxygen being produced. The more bubbles, the higher the rate of ...

First-of-its-kind 'artificial photosynthesis' is used by Chinese ... reported CCTV on January 19. The work is expected to provide critical technical support for human survival and exploration ...