Environmental Performance Index (EPI-Environmental Performance Index) is a major study which evaluates environmental health and ecosystem vitality of countries, two years apart. This study, prepared by Yale University and based on 16 performance indicators in 2006, 25 in 2008 and 2010, and finally 22 in 2012, evaluating the environmental performance. These indicators are as an indicator of how much countries achieve the environmental policy goals. According to the year 2012 Environmental Performance Index, Turkey is in the most recent ranking of countries in the world, and many are among the least developed countries for protecting environmental health and ecosystem vitality. Turkey, within the scope of the index of 132 countries assessed in 2012 to take place in 109, only 23 countries of Turkey in environmental performance, i. e., able to pass 17% and 83% of countries assessed only means to remain behind.

In this study, environmental performance index, the objectives of index, policies and structural categories, indicators, and the scores after the announcement, focused on the relationship between consumer society and the environment. Environmental performance of Turkey in 2010 and 2012, after analyzing the environmental performance index values, separated into five categories based on the valuation of the performance of the year 2012 and at the beginning of each category are discussed in the territories of Turkey graphical comparative situation. Finally, the consumer society, the environment, some assessments were made within the framework of environmental performance index and Turkey.