Models are too sensitive to increases in carbon dioxide concentrations in the atmosphere, he said. (cfact.org)
Yet the rate of increase in carbon dioxide in the atmosphere and the decrease of pH in near - shore waters have been questioned as being severe enough to cause the die - offs. (sciencedaily.com)
The seas were rising more in the first half of the 20th century, prior to the significant increase in carbon dioxide emissions, than they are now. (niskanencenter.org)