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Palaeogeography of the Bath area
Coccoliths
Lower Chalk
Middle and Upper Chalk
Mesozoic Sea Level Change
Algal bloom
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Return to map Return to picture Read postcard Palaeogeography of the Bath area Coccoliths Lower Chalk Middle and Upper Chalk Mesozoic Sea Level Change | Algal bloom |
This algal bloom develops in response to excess carbon dioxide in the atmosphere. |