Assertion: silica | /r/HasProperty | supplied to ocean
Facets:
Source sentences:
text: Siliceous deep-sea sediments located beneath the Antarctic Convergence (convergence zone) host some 25% of the silica supplied to the oceans (i.e. 1.6 × 1014 g SiO 2 yr−1) and consequently form one of Earth's major silica sinks.