Figure from Photosynthetic characteristics of cyanobacteria in permanent ice covers on lakes in the McMurdo Dry Valleys, Antarctica

Return to the article from which this figure is taken.

Figure 2. Time-course of light and dark uptake of 14C-labeled bicarbonate (expressed as disintegrations per minute, DPM) by ice-cyanobacteria in their associated meltwater and exposed to irradiances of approximately 100 micromoles of photons per square meter per second.