Peering into the microscope, Alan Barton thought the baby oysters looked normal, except for one thing: They were dead.

Slide after slide, the results were the same. The entire batch of 100 million larvae at the Whiskey Creek Shellfish Hatchery had perished.

In the United States and other coastal nations, ocean acidification has quickly become a common topic of scientific research. Ocean acidification also has become a public concern as news headlines warn of this potentially threatening byproduct of global climate change.

Efforts to deal with increasing acidification of the oceans will get a signal of support Sunday with a U.S. announcement that it will provide $1 million over the next three years to launch a global monitoring network.

The creation of the International Coordinating Office for Ocean Acidification, which will be housed within the International Atomic Energy Agency’s Environment Laboratories in Monaco, marks the first worldwide effort to track how increasing carbon emissions are making the world’s oceans more acidic.