Quote:
Methane has a specific chemical signature which can be distinguished from all other hydrocarbons.
There is nothing that has been discovered in the paleoclimate record which recognizes thawing permafrost as a phenomena ever witnessed before by humans.
|
Possibly because...
Quote:
Atmospheric methane - Wikipedia
https://en.wikipedia.org › wiki › Atmospheric_methane
Methane has a large effect but for a relatively brief period, having an estimated mean half-life of 9.1 years in the atmosphere, whereas carbon dioxide is currently given an estimated mean lifetime of over 100 years.
|
__________________
.
.Without freedom of speech we wouldn't know who all the idiots are. -- anonymous poster
____________________
.
.Two wrongs don't make a right, but three lefts do.
|