UNIVERSITY PARK, Pa., Sept. 1 -- Pennsylvania State University issued the following news release:

UNIVERSITY PARK, Pa. - Marine heatwaves - periods of abnormally warm ocean temperatures - may have negative health effects on children who live in coastal communities in low- or middle-income countries, according to a study led by researchers at Penn State and the University of North Carolina at Chapel Hill.

The study - recently published in the Proceedings of the National Academy of Sciences of the United States of America - found that exposure to marine heat waves is associated with an increased risk of children experiencing acute malnutrition; thinness; chronic malnutrition, as indicated by low height for their age; and mortality.

Study c...