The radiating, kaleidoscopic pattern you see here was once the living glass skeleton – the cell wall – of a single-celled organism called a diatom. These organisms absorb silicon from their ...
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Lake beds are rich environmental records—studying them reveals much about a place's historyOne group of microbes that preserve very well in lake sediments is the diatoms. These single-celled algae have delicately ornamented cell walls, of which each species is characterized by its ...
As researchers in paleolimnology, the historical study of freshwater sediments, we examine the sediments that settles at the ...
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