Assertion: ancient cyanobacteria | /r/CapableOf | remove carbon dioxide
Facets:
value: from primeval seas
type: LOCATION
Source sentences:
text: As one gazes at the spectacular limestone formations in Glacier National Park, Montana from Going-To-The-Sun Road, you are awe-struck with the enormous role these ancient cyanobacteria played as they removed carbon dioxide from primeval seas and precipitated it as massive calcium carbonate rocks.