New IPCC Report (Part 5)

guest post by Steve Easterbrook

(5) Current rates of ocean acidification are unprecedented.

The IPCC report says:

The pH of seawater has decreased by 0.1 since the beginning of the industrial era, corresponding to a 26% increase in hydrogen ion concentration. [...] It is virtually certain that the increased storage of carbon by the ocean will increase acidification in the future, continuing the observed trends of the past decades. [...] Estimates of future atmospheric and oceanic carbon dioxide...