Assertion: living diatom | /r/HasAspect | specific salinity
Facets:
value: with the fact
type: OTHER
value: often
type: TEMPORAL
Source sentences:
text: Living diatoms often have specific salinity, temperature and other environmental tolerences, this together with the fact that a high proportion of fossil genera and species are still extant, makes it possible to use transfer functions to produce accurate palaeonvironmental reconstructions.