Abstract: The present research focuses on the evolution of anthropic pressure on the environment through the continuous development of the constructed space, in a diachronic comparative analysis of urban-rural environment, detailed on the basis of two characteristic examples: Breaza town and Cornu town. The information resulted from the historical maps was completed by mapping from the ortophotoplans and GPS land surveys. The data base went through statistic differential processes and correlational analysis with the conditions of the physical support, highly important limitations and favorabilities in the assessment of the vulnerability of the Subcarpathian space being revealed.