Search query: oxygenation

Categories: Ecology: Sea Life


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Biology: Biochemistry Biology: Marine Ecology: Sea Life
Published

What the geologic record reveals about how oceans were oxygenated 2.3 billion years ago      (via sciencedaily.com)     Original source 

Geochemists used thallium isotopes to track the rise and fall of free oxygen on Earth between 2.5 an ...

Biology: Marine Ecology: Sea Life
Published

Killer whales breathe just once between dives, study confirms      (via sciencedaily.com)     Original source 

A new study has confirmed a long-held assumption: that orcas take just one breath between dives. The...