Assertion: nuclear weapon's effect | /r/HasProperty | publicized by popular astronomer carl sagan
Facets:
value: repeatedly
type: TEMPORAL
Source sentences:
text: Non-propagandizing scientists recently havecalculated that the climatic and other environmental effects of even an all-out nuclear war would be much less severe than the catastrophic effects repeatedly publicized by popular astronomer Carl Sagan and his fellow activist scientists, and by all the involved Soviet scientists.