euxinia 的定义
Biology, Environmental Science.
- anoxia, or depletion of oxygen, in a body of water, along with a high level of hydrogen sulfide, a condition toxic to aquatic organisms: studied for its effects on Proterozoic oceans, euxinia is relatively uncommon today other than in the Black Sea and in certain swamps and fjords: How is the prospect of increased oceanic euxinia tied to climate change?