C3S2_630_Diagnostics of the Earth System energy balance derived from observations and reanalyses

Tender description

ECMWF, as the Entrusted Entity for the Copernicus Climate Change Service (C3S), invites Tenders for services related to the diagnostics of the Earth System energy balance derived from observations and reanalyses. The main goal of this contract is to expand the C3S monitoring capabilities to quantify the Earth System Energy Budget (EEB), its imbalance (EEI), as well as the associated uncertainty. The successful tender shall develop the required EEB and EEI diagnostic packages, provide recommendations on required datasets, interact with ECMWF experts to apply the diagnostics to the C3S monitoring suite and to evaluate the ERA6 production streams. ECMWF intends to award a single Framework Agreement for a period of maximum 30 months, which shall be implemented via a single Service Contract expected to commence in June 2025. Portal instructions: Some of the ITT documents are accessible under the ‘Attachments’ box at bottom right of this page. The full set of ITT documents which are provided inside the response questionnaire are only accessible by registering an interest in this opportunity (see the 'Expression of interest window' at top right). Questions / clarifications concerning this ITT must be submitted by completing the Excel form “C3S2_630 Request for clarification form.xlsx” via the Messaging area of the ITT, which can be accessed through the My Activities page of the Portal once you have logged-in and registered your interest in this opportunity. Please refer initially to the ‘ECMWF eProcurement Portal Guidance for suppliers’ file in the Attachments box as this document will help you navigate the portal and locate the necessary information in order to submit a proposal. Keywords: Reanalyses , Diagnostics, Energy Budget, Earth System, Observations