This first issue of the Quadra series collects the results of researches developed in the frame of the Architecture curriculum of the XXXII-XXXIV Cycles of the PhD course in Civil and Environmental Engineering and Architecture, jointly established by the Università di Trieste and Università di Udine since the academic year 2015-16. Being characterised by strong interdisciplinarity, the curriculum encompasses a range of study fields: architectural and urban design, urban and landscape planning and design, architectural representation, technical architecture, and economic evaluation of plans, projects, and policies. Under the umbrella of economic, social, economic and cultural sustainability and of climate change adaptation and resilience, the focus is on the enhancement and transformation of territories and the built environment, through the integration of different theoretical and operational tools and scales of intervention