List of Articles Open Access Article Abstract Page Full-Text 1 - Assessment of environmental challenges in Iran: Findings from the 2024 environmental performance index and expert opinions Mohammad Mosaferi Ziba Beheshti Neda Gilani Sepideh Nemati Mansour Open Access Article Abstract Page Full-Text 2 - Zoning of wastewater quality fluctuations in the Birjand city collection network Hooman Bahmanpour Farkhondeh Ahrari Open Access Article Abstract Page Full-Text 3 - Comparison of the effect of soil pollution sources on soil magnetic susceptibility in metropolitan cities (Case study: District 6, Tehran) Farnaz Ghobadi Shahrzad Khoramnejadian Sadraldin Alipour Open Access Article Abstract Page Full-Text 4 - Doping of commercial TiO2 nanoparticles (UV100) with urea and investigation of their photocatalytic activity in removing an environmental pollutant (C.I. Acid Red 27) under visible light irradiation Zahra Mahmoudi Open Access Article Abstract Page Full-Text 5 - Removal of diclofenac from aqueous media by UV/TiO2 process in a fixed-bed batch photoreactor: Optimization by response surface methodology Aysan Rahimpour-Javid Open Access Article Abstract Page Full-Text 6 - Investigation of the efficiency of nickel oxide nanoparticles in removing C.I. Acid Red 97 as an environmental pollutant from aqueous environments Faranak Sadeghi Farshi