Correction to: Scientific Reports https://doi.org/10.1038/s41598-018-29166-3, published online 18 July 2018

In Figures 1 and 2B, the units for CO2 should be given as ‘µM’ instead of ‘µg L−1’. The correct Figures 1 and 2 appear below.

Figure 1
figure 1

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Figure 2
figure 2

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