The study aims to investigate the impact of economic growth on environmental pollution for Egypt, Turkey and China by using time series data from 1960 - 2014. this paper empirically tested the environmental Kuznets curve by analyzing the relationship between economic growth and environmental pollution (CO2 emissions). The results show that validity of EKC hypothesis for Egypt, While the study could not prove its validity to both Turkey and China. The study also has employed additional explanatory variables which may be responsible for increasing pollution as population growth, value added, energy consumption from fossil fuel, the results were agreed with the first test and the explanatory variables' signals were consistent with their theoretical expectations except for the consumption of fossil fuels in Egypt. For the main hypotheses of the study reveals that applicability of EKC for Egypt while the results showed that the relationship between pollution and economic growth in both Turkey and China takes N shape indicating that income may not be the only determinant in the interpretation environmental pollution