Study of the issue of environment in street performance of the last two decades in iran based on Duvignaud's views

On December 12, 2015, the convention of climate change of 200 nations in 21th party for investigating climate changes (CCOP21) in Morocco agreed to work out their previous agreement as called Paris agreement about preventing raising 2 degrees, the deal that Donald Trump, who won the US presidential election , has repeatedly said during his campaign that he will tear the agreement paper because of heavy taxation will not allow US taxpayers to bear the cost of UN climate projects . A promise came true with getting out the treaty after winning. It is clearly showing a structural conflict between the capitalist system and the interests of the international community. And it emphasizes the importance of environmental conservation activities as a key area for the struggle for survival on earth. On the other hand capitalism influence and development, open industries, vast using natural sources and growth of consumerism phenomenon that is unavoidable result of capitalism. And comply with it individualism development as a broad phenomenon of today world , and consequently our country faces with the damages the environment . They are serious threat to nature, all the living creatures and mankind, because of that they have become a serious subject in theater.  A cursory glance at the theater history proves that Art has always paid attention to the social problems. In contemporary , among the variation kinds and forms of theater , street theater , because of its educational aspects and due to inseparable relationship with social issues , having root in the performance location, have been more active in proposing social questions . Iranian theater is not exception in this base. For this reason in recent years theater activists in two areas of child and adolescent theater and street theater have produced some works in this relation in our country. Reviewing the works from the perspective sociological can lead to more recognition from the depths of Iranian Artists Theater and researchers’ perceptions global and national dilemma and assessment suggested solution to stand with harms.While street theater is essentially a sub-theater of practical and it deals with popular audiences and non-professional alike, it seems research on how this problem is reflected in theater and how to deal with it more appropriately than other theater styles.This descriptive analytical research clarifies this issue by investigation the examples of works produced in this context, some of the nominees at 90s street theater festivals in Iran . The obtained results express this point that theater activists understanding about the problem were more low level and the suggested solutions is limited to promote official recommendation and governmental organizations. They have main role by promotion and capitalism consolidation without paying attention to consequences of abnormal operation from natural resources