List of Articles Fecal coliforms Open Access Article Abstract Page Full-Text 1 - A Study of the Effects of Purkan Village Wastewater Refinery on Qualitative Parameters of Karaj River Faezeh Hosseini Amir hesam Hasani Amir hossein Javid Mojtaba Sayadi Open Access Article Abstract Page Full-Text 2 - Inactivation of Fecal coliforms during solar and photocatalytic disinfection by zinc oxide (ZnO) nanoparticles in compound parabolic concentrators (CPCs) Ahmadreza Yazdanbakhsh Kourosh Rahmani Hasan Rahmani Mansour Sarafraz Masoumeh Tahmasebizadeh Ayat Rahmani Open Access Article Abstract Page Full-Text 3 - Investigation of Microbial Contamination of the Mahabad Dam Reservoir in Different Seasons Mohammad Hossein Sadeghi Zali 10.22034/jchr.2022.1974152.1653