A field study was conducted to identify the opinions of a sample of Ain Shams University students (the study sample) in order to identify environmental pressures and their relationship to psychological alienation among a sample of university students whose father is absent due to different circumstances (the aim of the study). As well as the study tool used in data collection and preparation methods, the study population was selected from Ain Shams University students, and a multi-stage sample was selected from the study population and the (analytical descriptive approach) was chosen. the researcher chose to start preparing the scales and verifying the correctness and stability of the scales used by applying them to a sample of university students consisting of (80) male and female students from Ain Shams University, which took about two months in the second semester of the second academic year (April 2021). The researcher chose Ain Shams University to facilitate access to the data.   In the second stage: the practical application of the four scales used in the study on the study sample, which lasted three months in the first semester of the third academic year (October, November, December 2022). In the third stage, the data is unloaded, the results are analyzed and interpreted, and proposals for the study and future proposals are made.