Summary: agencies such as the EPA Like all toxins it s important to know what dose is harmful In the case of hypoxia it s considered to be less than 2 milligrams of oxygen per liter of water However a recent analysis in PNAS from Raquel Vaquer Sunyer and Carlos Duarte has found that significant harm occurs way before oxygen sinks to 2 mg L They analyzed 872 experiments that
Image Dimensions: 623 x 1280
Image originally found here.