Biology, 16.10.2020 06:01 emilyrobles
This graph shows the change in atmospheric carbon dioxide levels i. parts per million (ppm) from 1997 through 2003. Carbon dioxide levels fluctuate naturally from season to season as varying levels of photosynthesis activity capture carbon dioxide from the atmosphere and turn it into plant biomass. Which hotspot on the graph represents a sample taken during the late spring in the Northern Hemisphere, when levels of photosynthesis are about to increase during the summer months?
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This graph shows the change in atmospheric carbon dioxide levels i. parts per million (ppm) from 199...
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