There is very little up-side to ocean acidification

A nice comprehensive view of what global warming's evil twin sister, ocean acidification, could do to the oceans, and by proxy, what it could mean to us:

The Socioeconomic Consequences of Ocean Acidification

One pithy expert, er, excerpt:

“The world is probably going to march on without these species, but it might be darn uncomfortable” for us, forcing our economic and cultural systems to change, she said. “The [natural] communities are going to be very, very different. And different might be OK—maybe. There still is an ecosystem to be had. But a lot of the things that we really enjoy, that our communities depend on, are not going to be there. We may be able to find other awesome things about the new communities, but chances are, the options will be limited.”