Oxygen is among the most frequently administered medical therapies, with a level that is commonly adjusted according to the reading on a pulse oximeter that measures patients’ oxygen saturation.

Warming, acidification, eutrophication, the loss of oxygen -- examples of major changes being observed or expected for the future in coastal zones around the world. These processes are occurring in ...

Stuart Khan is affiliated with the Australian Water Association, and is on a water quality advisory committee for the NHMRC. A million fish have died in the Murray Darling basin, as oxygen levels ...