A biomass cooking stoves are commonly used for cooking and heating food in rural households. This study was conducted at Haramaya University on five designed and constructed stoves with different distance (0cm, 2cm, 4cm, ...

In Ethiopia the rural community relies almost entirely on biomass fuels both for subsistence and for productive purposes. With increasing population and dwindling forest resources, the consumption of wood fuel has far ...

In Ethiopia, Rural areas mostly used traditional wood burning stoves like open fire wood burning stoves for cooking, space heating and lighting. The use of these forms of energy is associated with environmental as well ...

Nitrogen oxides (NOx) and carbon monoxide (CO) are the two important pollutants in the atmosphere which are particularly emitted from vehicles. In this study, assessments were made on hourly, daily, monthly and seasonal ...

Ethiopia produces diversified types and grades of coffee. In this research work, digital image analysis techniques were used to identify, classify and count defects of coffee beans into five classes (pressed, under dried, ...

A number of factors like geology, soil, effluents, sewage disposal and other environmental conditions in which the water stays or moves and interacts are among the factors that affect the quality of water. The sample of ...

The rising concerns over global warming, environmental pollution, and energy security have increased interest in developing renewable and environmentally friendly energy resources such as wind, solar, hydropower, geothermal, ...

Determination of sugar grain size parameters has a great significance in quality control monitoring of sugar grain size distributions. It is usually performed using sieve analysis method. In this research work, investigation ...

This study was conducted at Assela Malt Factory to assess the physical quality of wastewater. The sample of wastewater was collected from Assela malt factory (steeping box, germination box and treatment tank). The objective ...

This study was conducted at Kacha Bira district, SNNPR to assess the levels of physical water quality parameters of rivers water before and after receiving coffee wastewater, and coffee effluent discharged from wet coffee ...