Assertion: diatom | /r/CapableOf | play an important
Facets:
value: in the ocean ecosystem
type: LOCATION
Source sentences:
text: Diatom plays an important in the ocean ecosystem because the production of 45 percent of organic materials is at the hand of diatoms.
text: Though tiny, diatoms play an important if unseen role in Earth's carbon cycle — marine diatoms generate oxygen through photosynthesis — and in cycling silica, which makes up about 25 percent of the planet's crust and which diatoms incorporate into structures in their cell walls.