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Browsing Environmental Engineeringin by Issue Date

Now showing items 1-20 of 49

Quantification, Characterization and Recycling Potential of Solid Wastes: In The Case of Dessie Town, Ethiopia

Assefa, Bersabeh (2019-10-25)

Waste collection and disposal is a challenge for many sub cities in Dessie. Currently, all the waste generated in Dessie ends up at the final disposal sites without any recovery of the valuables in the waste. The overall ...
Activated Bentonite Natural Clay for Removal of Heavy Metals from Metallurgic Wastewater

Girma, Anteneh (2019-11-19)

Wastewater from industry can lead to water pollution if untreated, especially due to its high concentration of heavy metals. The discharge of untreated wastewater contaminates with heavy metals such as Cr(VI) and Cd2+ ...
REMOVAL OF HEAVY METAL FROM TEXTILE EFFLUENT SLUDGE USING CITRIC ACID EXTRACTION METHOD IN CASE OF BAHIRDAR TEXTILE SHARE FACTORY

E MELAKU, AMAR (2020-03-11)

The treatment of textile wastewater sludge results in the production of large amounts of sludge. Compared to landfilling and incineration, utilization of sludge as fertilizer is a more sustainable treatment because it ...
MORINGA OLEIFERAAS ALTERNATIVE LOW COST BIOCOAGULANT FOR REMOVAL OF REACTIVE DYE FROM TEXTILE EFFLUENT

Belay, Amdework (2020-03-11)

The generation of colored wastewater is one of the main Environmental problem of textile industries. These environmental problems draw attention to residual reactive dyeeffluent discoloration. Based on this idea focusing ...
INVESTIGATION OF PESTICIDE DEGRADATION RATE AND RESIDUE RISK ASSESSMENT IN VEGETABLES AND LEAVES OF CHAT

Tsegaye, Elsabeth (2020-03-11)

In Robit Bata, fruits, vegetables, and cash crop chat are cultivated both in wet and dry period. During growth period, organochlorine pesticides particularly endosulfan α and β, were sprayed frequently within one up to ...
ASSESSMENT OF WATER QUALITY PARAMETERS IN THE BIKOLO WATERSHED, TANA BASIN

MAJO, MARIYE (2020-03-11)

Horticulture is one of the booming sectors in Ethiopia and a good way of generating income for both the owners and the government. But, it is also a threat for the environment due to the consumption of wide variety of ...
THE EFFECT OF Maesa lanceolata LEAF AND FRUIT EXTRACTS IN CONTROLLING SOME BACTERIA AND ITS POTENTIAL IN THE FORMULATION OF HAND SANITIZER

VITTORIO, SEBELWORK (2020-03-11)

As to their beneficial effects, bacteria are also harmful to humans. Escher coli bacteria refers to a wide range of bacteria that can cause various diseases, including pneumonia, urinary tract infections, and diarrhea. ...
SOLID WASTE DISPOSAL SITE SUITABILITY ANALYSIS FOR BAHIR DAR CITY, ETHIOPIA.

Ayal, Mihret (2020-03-11)

Solid waste disposal site selection in an environmentally acceptable manner is one of the major issues facing municipal planners in developing countries due to increase in population and solid waste generation in urban ...
WASTE PAINT VALORIZATION FOR CONCRETE TILES PRODUCTION

Regassa, Yirdaw (2020-03-11)

Waste paint (WP) has the potential to become a serious environmental burden in the future with very limited safe disposal options. One potential avenue for the disposal and consolidation of this waste is by stabilizing it ...
PREPARATION OF BIODEGRADABLE FILM USING GELATIN FROM WET BLUE SHAVING DUST AND STARCH FROM TAMARIND SEED

TEGEGN, BETHELHEM (2020-03-17)

The purpose of this research was to prepare biodegradable composite film for non-food packing application using gelatin, starch, PVA, glycerol and glutaraldehyde .Cow wet blue shaving dust with 2.1 % chrome content ...
PERFORMANCE EVALUATION OF KOTEBE WASTE WATER TREATMENT STABLIZATION PONDS IN ADDIS ABABA, ETHIOPIA

MERSHA, BINIAM (2020-03-17)

The design and performance evaluation of Kotebe wastewater treatment was carried out. The treatment plant is a Waste Stabilization Pond (WSP) comprised of two anaerobic, three facultative, two maturation and two polishing ...
Application of Plastic Waste Materials for Construction purpose

GIRMA, ANDUALEM (2020-03-17)

Plastic waste, which is increasing day by day, becomes eyesore and in turn pollutes the environment, especially in villages where no garbage collection system exists. Plastic is a nonbio-degradable substance which takes ...
EFFECITVENESS OF BULKING AGENTS IN FOOD WASTE COMPOSTING BY PASSIVELY AERATED COMPOSTING

ABEBE, MASRESHA (2020-03-17)

According to FOA (Food and Agriculture Organization of the United Nations) 2011, roughly one-third of the edible parts of food produced for human consumption, gets lost or wasted globally, which ...
“PREPARATION AND EVALUATION OF COLLAGEN HYDROLYSATE SYNTAN FROM LEATHER CHROME SHAVING FOR POST TANNING PROCES”

WORKNEH, SOLOMON (2020-03-17)

The leather industry represents a significant environment encumbrance and it generates a great quantity of chrome shaving which is one of the solid wastes that are generated in leather processing which is common in Ethiopia ...
STATUS OF QUALITY OF DRINKING WATER IN MUNICIPAL TAP DRINKING WATER SUPPLAY IN SELECTED SLUM AREAS OF ADDIS ABABA

GEBREYOHANNES, YEMANE (2020-03-17)

Accesses to safe water is a universal need however, many of the world’s population lack access to adequate and safe water. Consumption of water contaminated causes health risk to the public. A convenience/purposely sampling ...
Utilization of waste human hair as liquid organic fertilizer on lettuce plant

Abdu, Mohammednur (2020-03-17)

Utilization of chemical fertilizer have significant adverse effect on soil ecosystem as well as to human health. Now a day, to avoid the use of chemical fertilizers, a number of organic waste material and by products are ...
PESTICIDE RESIDUE CONTAMINATION LEVEL OF PLANT, SOIL AND WATER RESOURCES: THE CASE OF ROBIT BATA WATERSHED

Wondimnew, Addisu (2020-03-17)

Livelihood in Robit-Bata is based on irrigated crop, fruit and vegetable production using groundwater, which is also used as a drinking water. Though pesticides, usually, 2,4-D, endosulfan, diazinon, DDT, dimethoate, ...
SYSTEM DESIGN AND PERFORMANCE DETERMINATION OF CONTINUOUS DUAL FILTER DRINKING WATER TREATMENT DEVICE

Teketel, Fikade (2020-03-17)

Starting from the ancient time to the now developed world all human beings are battle withoutrest against waterborne diseases so as to minimize its health and environmental effect. In Ethiopia, peoples live in rural area ...
INVESITGATION OF PHYTOREMEDIATION POTENTIAL OF PHRAGMITESKARKA FOR REMOVAL OF ARSENIC FROM CONTAMINATED SOIL

Abate, Ebabey (2020-03-17)

Contamination of the environment with arsenic (As) from both anthropogenic and natural sources has occurred in many parts of the world and is recognized as a global problem. Principal anthropogenic sources of As include ...
Mapping the Spatial and Temporal Eutrophication Status of Lake Tana Using GIS

Ateka, Aron (2020-03-18)

Nowadays, many Lakes through the world are subject to eutrophication because of the intensification of agriculture and the growing-up population. The main objective of this study was mapping the spatial and temporal ...

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