Biodegradation of Phenanthrene (PHE) was studied in aqueous culture to demonstrate the potential of the mixed culture in degrading high concentration of PHE. The experiments were conducted to monitor biodegradation of ...

Methods for measuring toxicity or respiratory activity of microbial cultures can be used as tools for assessing the presence of chemicals and their impact on the streams. The proposed toxicity test is based on the respirometric ...

The air in Tehran is one of the most polluted airs in the entire world. Because of the air pollution in the Great Tehran area, morbidity, mortality and symptoms emerge. This study has been conducted for the first time in ...

This paper estimates the trend of total energy subsidies from year 2003 (that is 16.68% of GDP) and running a model, predicts that energy subsidies will reach to 20% of GDP by 2019 if subsidies continue. Also environmental ...

Urban design has been used in the cities throughout the world to achieve certain goals and purposes. It has been common in developing countries, including Iran, to use urban regeneration plans in the older sections of large ...

Biofiltration of Triethylamine (TEA) vapor used as a catalyst in casting operations was evaluated in this study. The unit consisted of a 6-L three-stage biofilter containing a mixture of compost and wood chips (40:60 v/v) ...

There are 61 species in 14 families of fish-eating birds in Iran. The fish-eating birds of the north of Iran belong to 41 species in 10 families which include 67.2 percent of total fish eating bird species and 71% of ...

Groundwater is the main source of potable water in most areas of Mazandaran province, like Sari and Babol city. Thus the safety of groundwater supplies is very important in these regions. Unfortunately attention to groundwater ...

The efficiency of existing municipal wastewater treatment plants has been affected by the increase of incoming organic load caused by the expansions in developing countries. In the present investigation, the effect of ...

Transfer-transport of the waste is one of key functional elements in solid waste management from technical and financial viewpoint. Unfortunately very few reach activities has been conducted in this field regarding local ...