This study deals with the role of the Egyptian political parties in developing the behavior of popular participation to confront some environmental problems in the population of the informal settlements. The study studies the role of political parties in facing environmental issues and the need of decision makers for such study. How to develop the behavior of popular participation to address the environmental problems experienced by the inhabitants of the informal settlements and to identify the programs and policies set by the parties to solve these environmental problems and the availability of political parties opportunities for the population of those areas. The questionnaire was used to identify the actual needs and to acquire experience and knowledge to face these problems. In order to achieve this, the study uses the social survey method by means of the sample in the field study. The data were collected through questionnaire and personal interviews. (38) members of the political parties (120) from inhabitants of the informal settlements. The results shows that political parties do not play an active role in the development of the popular participation behavior of the population of the slums. Therefore, the study recommends that there be an active and positive role for political parties with these areas and work to develop their behavior and participation in solving the problems they suffer so that the residents of the informal settlements that there is dialogue between them and there is cooperation between the party and government agencies and that they have an active role in solving their problems.