Empowering employees in specialized and general qualifications fields is required for urban management organization (Tehran Municipality). Planning and establishment of comprehensive system of electronic learning is ...

The essence of low carbon economy development is a continuous evolution and innovation process of socio-economic system from traditional high carbon economy to new sustainable green low carbon economy to achieve a sustainable ...

In many industrialized areas, the highest concentration of particulate matter, as a major concern on public health, is being felt worldwide problem. Since the air pollution assessment and its evaluation with considering ...

This study illustrates the process of removal of chromium from chrome tanning waste-water by fly ash which was drive from chrome shaving dust. This experiment was carried out in a batch process with laboratory prepared ...