The metropolis of Tehran has developed on the basis of modern urbanization and in the last decade, it has witnessed transformations such as the reduction of the biological capacity of the region, uncontrollable socio-economic effects, exorbitant costs in the direction of health protection and also the treatment of the diseases that have arisen. is the aim of the research being to analyze the effects of carbon footprint on the sustainability of Tehran metropolis. The current research is applied and descriptive-analytical in terms of research method. Library and field method (questionnaire) was used to collect information. The statistical population of this study is Tehran metropolis with a population of 8,693,706 people, and Cochran's formula was used to select the sample, and 384 people were determined and completed by simple random sampling. Information processing was done with SPSS software, and the results of the questionnaire were analyzed with structural equation method and PLS software. The findings of the research showed that the situation of the carbon index in Tehran is in an unfavorable situation. The highest factor loading or standardized regression coefficient for the low-carbon planning index and the lowest for the low-carbon society index is 0.218. Also, it was found that low-carbon planning had the greatest impact on carbon reduction in Tehran metropolis. After that, the indicators of low-carbon urban development, low-carbon environment, low-carbon economy, low-carbon transportation, low-carbon construction and low-carbon society in the reduction of carbon in the city of Tehran respectively have There were different effects.
Key words: carbon footprint, sustainability, sustainable development, Tehran metropolis.