Division (2) Global products

The global products shall be provided using ECMWF Integrated Forecasting System (IFS), which is also used for the Centre's numerical weather prediction activities. The services shall consist of daily near real-time and delayed-mode analyses and forecasts as well as reanalyses, covering the period since 2003. Species shall include aerosol, reactive gases (only a subset is directly constrained by observations), CO₂ and CH₄. The global products shall cover both the troposphere and stratosphere.