Convergence of EU and Ukrainian legislation in research and environmental areas within european integration and sustainable development strategies implementation

The research is dedicated to key general trends and peculiarities Ukrainian legislation harmonization with the European Union acquis within two fields of accession negotiations, namely, “Science and Research” and “Environment and Climate Change”. Paradoxically combined existential challenge for Ukraine to survive in the war and to provide the goals of peaceful sustainable development and European integration strategies are reflected in a research’s purpose determining both ontological and epistemological components as a whole and a set of general and special methods providing descriptive, analytical and prognostic functions of science, in particular. Discussions are focused on core legal aspects related to European Research Area functioning and implementation of the European Sustainability Reports Standards. Given the EU institutions’ concept approaches regarding ERA structural policies and relevant actions 2025-2027, authors’ proposals to a new roadmap for European integration of Ukraine in the fields of education and science until 2027 have been presented.