Observe the figure below. The dashed red line with diamond symbols represents the monthly mean values, centered on the middle of
each month. The black line with the square symbols represents the same, after correction for the average seasonal cycle.
Why does the red line go up and down during the years?
I think the answer is because the average CO2 levels increase and decrease throughout the years.But I'm not sure if I'm correct in my thinking .
Why does the red line go up and down during the years?
I think the answer is because the average CO2 levels increase and decrease throughout the years.But I'm not sure if I'm correct in my thinking .
1 answer:
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