Reports, Case Studies & Assessments World Meteorological Organization greenhouse gas bulletin (No.12) Published 2016 Share SHARE Facebook share Twitter LinkedIn Copy URL Email Download Download 2016_GHG-bulletin_WMO.pdf en Added on: 21 February, 2018 Breadcrumb Home Resource Library World Meteorological Organization Greenhouse Gas Bulletin (No.12) The latest analysis of observations from the WMO Global Atmosphere Watch (GAW) Programme shows that globally carbon dioxide (CO2) and methane (CH4) increased from 2014 to 2015, and that the increase was larger than the one observed from 2013 to 2014, and further larger than the average increase over the past 10 years. Authors World Meteorological Organization (WMO) Tags Pollutants (SLCPs) Methane Hydrofluorocarbons (HFCs) Related partners World Meteorological Organization (WMO)