The incidence of hypoxia has increased ten-fold globally in the past 50 years and almost thirty-fold in the United States since 1960, with more than 300 coastal ecosystems recently experiencing hypoxia.
The incidence of hypoxia has increased ten-fold globally in the past 50 years and almost thirty-fold in the United States since 1960, with more than 300 coastal ecosystems recently experiencing hypoxia.