Assertion: methane | /r/HasProperty | significant
Facets:
value: to global greenhouse gas emissions
type: TRANSITIVE-OBJECT
value: to global warming
type: TRANSITIVE-OBJECT
value: for thermal structure of the atmosphere
type: PURPOSE
Source sentences:
text: Methane and carbon monoxide, despite their low abundance, are significant for thermal structure of the atmosphere: methane is a strong heating agent and carbon monoxide is a cooling one (although amount of this cooling is not completely clear).
text: Al Gore says that methane from cows is a major contributor to global warming.
text: Methanogens also play a critical role in the carbon cycle, breaking down organic carbon into methane, which is also a major greenhouse gas.
text: Methane is 26 times more potent than carbon dioxide as a greenhouse gas and is a significant contributor to global greenhouse gas emissions.
text: The first, by Wei-Chyung Wang and colleagues at NASA GISS in 1976, was that methane in the atmosphere was actually a significant greenhouse gas