"The report released Monday is just the first step; scientists still have much to learn about ocean acidification and hypoxia."    

Critics are asking for solutions before the examination of causes is complete.     The scientist work may well define a methodology for reducing carbon dioxide in the water, (isn't that the stuff we are trying to sequester?), but it has to be a safe choice.    Environmental connections are complex and interwoven.     You could do a lot of damage with good intentions.