Introduction The ambition to achieve the Paris Agreement goals has led to the realization that a rapid and full decarbonization of the economy is required, involving a structural transition of the current economy and society. With the rise of quantified policy targets, policy packages, and consideration of multiple dimensions and sectors, Integrated Assessment Models with their ability to consider complex relationships and provide calibrated numerical results have become ever more important in the last decade. The PRISMA project aims to bring these models to the next level by focusing on four key areas of improvement, namely the representation of distributional justice and efficiency, innovation and finance, climate impacts and land-use implications, and lifestyle change and circularity. In these four key areas we will improve existing large-scale IAMs and sectorial models, and consider the linking of different models where applicable. Two cross-cutting shared themes across these areas are the improvement of the temporal and spatial resolution of the analysis, and the representation of disruptive and structural change in the economy. Notably we will increase the spatial granularity with a focus on Europe, and look at the yearly and in particular near term detailed modeling of rapid decarbonization pathways. The extensive model development will be co-designed through an interactive stakeholder engagement process from the beginning, and focus on model openness and usability to ensure the stakeholder and policy relevance. Moreover, PRISMA will focus in its application on the analysis of the spectrum of Fit for 55 package policies of the EU developing focalized

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The UN 2030 Agenda for Sustainable Development is a data driven agenda, and the use of Earth Observation (EO) can make the SDG indicators’ monitoring and reporting technically and financially viable, and comparable across countries.  SDGs-EYES aims to boost the European capacity for monitoring the SDGs based on Copernicus, building a portfolio of decision-making tools to monitor those SDG indicators related to the environment from an inter-sectoral perspective, aligning with the EU Green Deal priorities and challenges. SDGs-EYES will establish an integrated scientific, technological and user engagement framework overcoming the knowledge and technical barriers that prevent the exploitation, combination and cross-feeding of data and tools from the Copernicus’s six core Services, its space-based and in-situ components, and other platforms and portals.  SDGs-EYES considers three interconnected SDGs, on climate (SDG13), ocean (SDG14) and land (SDG15), to demonstrate through four Pilots the Copernicus potential for monitoring six indicators making part of the EU and national assessments: GHG emissions, temperature deviation, ocean acidification, marine eutrophication, forest cover change and soil erosion. Although focusing on the biosphere, these indicators are linked to other SDGs on socio-economic and (geo)political factors (e.g., human health, resources security, poverty, conflicts, displacements). Thus, an additional cross-goals indicator and Pilot will focus on vulnerable communities under cumulative climate extreme hazards.  SDGs-EYES seeks to combine the science-informed (top-down) approach with a stakeholder-driven (bottom-up) approach to transfer scientific outcomes into easy-to-understand and easy-to-use actionable information in the context of SDG indicators’ assessment. Decision-making tools delivered by Pilots will be co-designed with users,

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