Relatedly, here is an excellent article on ocean acidification by the Seattle Times:
http://apps.seattletimes.com/reports/sea-change/2013/sep/11/...
http://apps.seattletimes.com/reports/sea-change/2013/sep/11/...
http://cliffmass.blogspot.com/2013/10/ocean-acidification-an...
http://blogs.seattletimes.com/seachange/2013/10/12/expert-cr...