Assertion: methane | /r/HasProperty | unchanging
Facets:
value: to 2005
type: TEMPORAL
value: from 1999
type: TEMPORAL
value: practically
type: MANNER
Source sentences:
text: Methane increased most rapidly in the late 1970s and early 1980s, more than 1% per year, but in the early 1990s slowed its increase and was practically unchanging from 1999 to 2005.