New synthesis of the global methane budget

New consortium of scientists and institutions under the umbrella of the Global Carbon Project has recently released a new synthesis of the global methane budget and trends of natural and anthropogenic sources and sinks over the past three decades. Download the summary of highlights and an extended ppt file for at: http://www.globalcarbonproject.org/methanebudget.
This is a companion activity of the global carbon budget, which will release the new annual budget on 18 November 2013 at: http://www.globalcarbonproject.org/carbonbudget