Technical Comments

Response to Comment on “The complex effects of ocean acidification on the prominent N2-fixing cyanobacterium Trichodesmium

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Science  15 Sep 2017:
Vol. 357, Issue 6356, eaao0428
DOI: 10.1126/science.aao0428

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Abstract

Hutchins et al. question the validity of our results showing that under fast growth conditions, the beneficial effect of high CO2 on Trichodesmium is overwhelmed by the deleterious effect of the concomitant decrease in ambient and cellular pH. The positive effect of acidification reported by Hutchins and co-workers is likely caused by culture conditions that support suboptimal growth rates.

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