"Methane is releasing very rapidly: To give you an idea: For about the last million year methane was never over 700 ppb (parts per billion). About 9 months ago it went up to 1800, now we are seeing spikes up to 2350 - 2500 ppb. Radical escalation." [video:youtube]https://www.youtube.com/watch?v=5yZhh2leRJA#t=1598[/video]
