Assertion: barium sulfate's effect | /r/HasProperty | understood
Facets:
value: moderately well
type: DEGREE
Source sentences:
text: This effect is moderately well understood and leads to a cooling from the negative radiative forcing of about 0.4 W/m2 relative to pre-industrial values, partially offsetting the larger (about 2.4 W/m2) warming effect of greenhouse gases.