Some emphasize that is can fight oxygen deficiency, boost energy levels and prevent stress. (fitnessandpower.com)
The trait can potentially cause hypoxia or oxygen deficiencies in tissues and should lead the creatures to linger in relatively low - lying areas where oxygen is plentiful. (sciencemag.org)
For years scientists have known that nitrogen and phosphorus, which commonly enter freshwater lakes in chemical fertilizers, play a role in eutrophication — the process by which algal blooms, turbidity, and oxygen deficiencies turn a lake into a dead zone, largely devoid of animal life. (discovermagazine.com)