List of Articles effluent Open Access Article Abstract Page Full-Text 1 - Cheese whey recycling, the right approach to prevent environmental damage Zahra Katabehei Moradi Maryam Haghighi khomami Hamed Kioumarsi hooshang dehghanzadeh saeed tamadoni jahromi 10.29252/.5.7.91 Open Access Article Abstract Page Full-Text 2 - Investigation of pollution index parameters in the effluent of wastewater treatment plants in industrial towns of Guilan province Mohammad Yazdi Hanieh Mirbolooki Open Access Article Abstract Page Full-Text 3 - Identification and prioritization of factors affecting new product development with a sustainable development approach using fuzzy Victor method (Case study of Yazd province tile industry) Afarin Akhavan Meysam Zare Shahabadi Ali Sadri Esfahani 10.61186/jstpi.40543.20.79.81