|In this study, it is aimed to analyze the environmental impact of foreign direct investment. The theoretical and applied literature on the relationship between foreign direct investment and carbon dioxide (CO2) emissions is presented. The study examines the relationship between foreign direct investment and pollution by using Johansen Cointegration test and vector error correction model in Turkey, for 1974-2013 period. The main conclusion of the study is that foreign direct investment positively affects carbon dioxide emissions in the long run. The results indicate the validity of Pollution Haven hypothesis in Turkey.