Scientists test whether sparse, indirect data can reveal
ancient ocean chemistry and circulation patterns.
Not exact matches
In some
ancient eras, according to other recent work on
ocean chemistry, marine animals lived in «worlds of lower oxygen,» Lyons says.
The location and amounts of iron in the rock gave important clues about
ancient ocean water
chemistries over time.
Beyond the sea level rise itself, the
ancient geologic and geographic changes probably led to a buildup of oxygen in the atmosphere and a change in
ocean chemistry, allowing more complex life - forms to evolve, he said.