This study aims to monitoring the environmental perception and its dimensions and its relationship with these two variables depression and anxiety among the youth, who lives in Manzalah Lake Area, in assuming that they Exposed to environmental pollution due to Manzala Lake water pollution. The researchers used Three Tools that includes: Environmental perception scale,Depression scale, and anxiety scale. All of these prepared by the researchers, the study tools have been applied on a sample of that consists of (100) males, and (100) females. The results of the study Includes: There is a positive relationship between environmental perception and depression. There is a positive relationship between environmental perception scale and scale concern. There is a direct correlation between depression and environmental perception dimensions, such as Cognitive, Emotional, and evaluative dimension. There is a negative relationship between environmental activism and depression. There is a positive correlation between the anxiety scale and environmental perception dimensions: Cognitive, Emotional, activity,and evaluative dimension. There are no significant differences between males and females in the dimensions of environmental perception: Cognitive, activity,and evaluative dimension.. There are significant differences between males and females in the emotional dimension of environmental perception in direction of males. There are no significant differences between males and females in the Depression Scale. There are no significant differences between males and females in the anxiety scale.