News: A study of a microscopic ancient marine algae (Coccolithophores) has found that there is a decrease in the concentration of oceanic calcium carbonate (CaCO3) in the southern Indian ocean. Facts: Coccolithophores: They are single-celled algae living in the upper layers of the world’s oceans. Significance: They play a key role in marine ecosystems as… Continue reading Ancient algae play a role in building a healthy marine ecosystem: Study