摘要：Through this research, it was aimed to determine the Pre-Service Teachers’ perceptions and opinions about greenhouse effect. The research was carried out with 395 Pre-Service Elementary Teachers. The data in the research were collected through the questionnaire consisting of 36 items with likert type 5 related to greenhouse effect adapted into Turkish by Kılınç, Boyes and Stanisstreet (2008) developed by Boyes and Stanisstreet (1993) and an open-ended question. The quantitative data obtained from the questionnaire used in the research were analyzed using SPSS package program. The qualitative data obtained from an open-ended question were evaluated using the descriptive analysis technique. According to the results of the research, it has been observed that Pre-Service Teachers are not equipped with the sufficient knowledge about environmental problems. It has been concluded that Pre-Service Elementary Teachers established the false cause-effect relationship between environmental problems such as greenhouse effect, ozone layer problem, acid rain.
