Scientific evidence to inform policy has led to many positive outcomes to date. Examples include climate monitoring, better water quality, better characterisation of building materials reducing hazards, costs and environmental impacts from iCRAG, low carbon energy roadmap from MaREI underpinning Climate Action legislation, Agriculture MACC from Teagasc informing Climate Action Plan, MaREI Climate Ireland research informing National Climate Adaptation Plan, Nature+ pollinator research underpinning the All Ireland Pollinator Plan, development of the CAP4Nature ecological evidence base to inform the future of the Common Agricultural Policy in Ireland.