Singing the Methane Blues
Category: POLITICS
While everyone else is watching the steadily increasing carbon dioxide levels reach and exceed 400 parts per million (0.04 percent of the atmosphere), another group of scientists have been fretting over the Second Greenhouse Gas: methane.
By Dr. Sten Odenwald, ContributorAstronomer, NASA Heliophysics Education Consortium, 2014-06-21