en تخصصي Special Systematic Review <p dir="ltr" style="margin-bottom: 0.0001pt; unicode-bidi: embed; text-align: justify;"><strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">Introduction</span></span></strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">: Micro pollutants have become one of the most important environmental concerns around the world<span dir="RTL">.</span> These natural and synthetic compounds have been called Endocrine Disrupting Chemicals (EDCs) due to their interfere with the normal function of the endocrine system in humans and animals. They include natural and synthetic hormones and their metabolites, surfactant, insecticide, as well as some pharmaceuticals and health care products. Because of these compounds</span></span> <span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">effects, importance of their monitoring in Iran is perceived like other countries.</span></span><br> <strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">Materials and Methods: </span></span></strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">This paper was carried out on the basis of studies accomplished from 2000 to 2017 and also the ones published in databases such as Google Scholar, Elsevier, Scopus, Science direct, Magiran, and SID using hormone removal, micro pollutant removal, removal hormones from wastewater, sex hormones removal, steroidal hormones, hormone removal from wastewater, and removal efficiency of micro pollutants as the keywords. PRISMA </span></span><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">(Preferred Reporting Items for Systematic Reviews and Meta-Analyses</span></span><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">) statement was used for selecting articles.</span></span><br> <strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">Results</span></span></strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">: Sexual reproduction of fish exposed to estrogenic compounds was changed. Phytoestrogens exist on a certain strain of clover which caused severe infertility in sheep grazing on them. Some studies have reported that a decrease in men&#39;s sperm and breast cancer in women are caused by exposure to estrogenic compounds.</span></span><br> <strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">Conclusion</span></span></strong><span style="font-family:times new roman,serif;"><span style="font-size:10.0pt;">: According to the current study, further studies are needed to determine the entry routes of steroid hormones into aquatic environment, the detection techniques and measurements, as well as the best removal method in Iran.</span></span></p> EDCs, Gonadal Steroid Hormones,Hormon Removal,Wastewater Treatment. 312 320 http://jehsd.ssu.ac.ir/browse.php?a_code=A-10-1-38&slc_lang=en&sid=1 Mohammad Taghi Ghaneian No Environmental Science and Technology Research Center, Department of Environmental Health Engineering, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. Roya Peirovi rpeirovi@yahoo.com Yes Environmental Science and Technology Research Center, Department of Environmental Health Engineering, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. Ali Asghar Ebrahimi No Environmental Science and Technology Research Center, Department of Environmental Health Engineering, Shahid Sadoughi University of Medical Sciences, Yazd, Iran.