An Overview of the Paper Recycling Process in Iran
1. An Overview of the Paper Recycling Process in Iran

Mohammad Abdollahbeigi

Volume 3, Issue 1 , January 2021, , Pages 1-19

http://dx.doi.org/10.22034/jcr.2021.118054

Abstract
  Abstract In the present article, the process of paper recycling and bleaching of this process has been studied. Due to the spatial and temporal dispersion and the need to find appropriate ...  Read More
Investigation of Nitrogen Removal in Municipal Wastewater Treatment Plants
2. Investigation of Nitrogen Removal in Municipal Wastewater Treatment Plants

Mohammad Abdollahbeigi; Mahdiyeh Asgari Bajgirani

Volume 2, Issue 4 , September 2020, , Pages 257-273

http://dx.doi.org/10.22034/jcr.2020.246588.1082

Abstract
  In general, the conversion of unstable organic materials in wastewater into stable minerals is one of the stages of wastewater treatment in a treatment plant. In other words, urban ...  Read More
Non-Climatic Factors Causing Climate Change
3. Non-Climatic Factors Causing Climate Change

Mohammad Abdollahbeigi

Volume 2, Issue 4 , September 2020, , Pages 292-308

http://dx.doi.org/10.22034/jcr.2020.249615.1087

Abstract
  Climate change refers to fluctuations in the global climate of the earth or in regional climates over time. It describes changes in volatility or average weather conditions or average ...  Read More