electronic  waste  or  e-waste  is  relatively  a  novel  addition  to  the  ever-growing  hazardous waste stream. it includes discarded electronic and electrical equipment. developing countries face enormous challenges which are related to the generation and management of e-waste which are either internally generated or imported illegally; india is no exception. however, the existing managemen...

background: the first step of solid waste management is identification of its composition and the amount of solid waste production per capita. the aim of this research was to estimate the quantity of solid waste production at mazandaran university of medical sciences and the possibility of recycling. methods: this study was a cross-sectional study. the quantity of solid waste production was mea...

The present study illustrates the efficiency of microalgae based treatment system. Treatment of wastewater with Microalgae based system have the ability to remove nutrients (Nitrogen, Phosphorus and other nutrients), heavy metals, toxic substances (both organic and inorganic), BOD, COD and other impurities present in the wastewater by using the sunlight, CO2, and impurities like nutrients prese...

Intersex fish, antibiotic-resistant bacteria, falling sperm counts, and contamination of drinking water: these are just some of the potential consequences related to the growing problem of pharmaceutical pollution. With the rising use and complexity of modern pharmacologic care, many investigators have focused their efforts on demonstrating that drugs administered to patients will inevitably fi...

The article considers the problem of recycling waste paper and main reasons for deterioration paper-forming physical mechanical indicators finished products during recycled fiber. A study was carried out on effect increasing number cycles MS-8V brand such as fractional composition, breaking length resistance to punching when using a jet-barrier type knifeless grinding unit.