Caption
Focus stacked, inverted image of Diatoms on a microscope slide. Diatoms are single-celled algae which produce approximately 25% of the oxygen we breathe as well as being responsible for approximately 20% of global carbon fixation through photosynthesis. This circular composition is 0.9 mm across. Image is x67 magnification when printed at 10 cm across.
Availability
Only inBelgium, Canada, France, Luxembourg, Switzerland