I’ve put together an easy-to-play-with online model of methane in the atmosphere. I’m going to use it for teaching along with the rest of the Understanding the Forecast webmodels, but it was designed to be relevant to the issue of abrupt new methane burps as we’ve been ruminating about lately on Realclimate. More »
An Arctic methane worst-case scenario
Let’s suppose that the Arctic started to degas methane 100 times faster than it is today. I just made that number up trying to come up with a blow-the-doors-off surprise, something like the ozone hole. We ran the numbers to get an idea of how the climate impact of an Arctic Methane Nasty Surprise would stack up to that from Business-as-Usual rising CO2
Unforced variations: Jan 2012
First open thread of 2012, so perhaps some discussion of the highlights and lowlights of 2011 are in order? Top 5 lists welcome…
Recycling
Two slightly off-center topics that Realclimate has covered in the past have recently come up again. The first is an analysis of Freakonomics by statisticians Andrew Gelman and Kaiser Fung in American Scientist, while the second is a recent reimagining of Washington crossing the Delaware.
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