Adding carbon compounds to ocean water can sometimes affect microbe communities in ways that result in less stored carbon dioxide than has been assumed, a new study published online August 20 in Nature suggests. The oceans’ carbon storage is an important factor in predicting the severity of climate change.It's all to do with nutrients, and the difference between water borne bacteria and phytoplankton. Clearly, there is a quite a lot that is not well understood about the oceans and CO2 interaction. Warming skeptics take this as a good thing, as it might be that the uncertainties work in favour of humans. Warming worriers take it as a bad thing, because it may be that things will work out worse than first thought.
But is it being an "alarmist" to say that, given the uncertainties, it is much safer to limit CO2 as a high priority so that we don't have to worry about the uncertainties? I think that position is just being a realist.
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