This content has been archived on 27 Feb 2015, reason:
(New version data-and-maps/daviz/observed-trends-in-total-global-2 was published)
Data expressed in CO2-equivalents (see indicator CSI013 rationale for explanation). The threshold concentration range is based on a 50% probability of exceeding 2 degree Celsius temperature increase, given different models and scenarios.
EEA standard re-use policy: unless otherwise indicated, re-use of content on the EEA website for commercial or non-commercial purposes is permitted free of charge, provided that the source is acknowledged (http://www.eea.europa.eu/legal/copyright). Copyright holder: Intergovernmental Panel on Climate Change (IPCC).