Browsing Environmental Science by Title

Now showing items 21-40 of 383

Assessing the Biological Integrity of the Great Akaki River Using Macroinvertebrates

Akalu, Solomon (Addis Ababa University, 2006-07)

The Great Akaki River crosses a predominantly residential and commercial center of Addis Ababa. Along the way, it is exposed to a variety of disturbances. In its southern section, it is exposed to industrial effluents. ...
Assessing the Impact of Exotic Plantation on Species Diversity: the Case of Eucalyptus Plantation in Addis Alem (Menagesha) Area

Tesfaye, Tselot (Addis Ababa University, 2018-12-04)

This study was carried out at Addis Alem (Menagesha) Eucalyptus plantation, about 50-km southwest of Addis Ababa, to assess the impact of Eucalyptus plantation on the naturally regenerated woody species. Sixty plots of 400 ...
Assessing the Root Causes of Flood and Options for Future Risk Reduction In Relation to the Land Degradation of Dechatu Watershed Dire Dawa Administrative Council

Tadesse Maria (Addis Ababa University, 2008-12)

Flood hazard has long history in Dire Dawa. Surrounded by the highland areas, the town has often been repeatedly devastated by powerful flood disasters in the past. XI This work aimed at investigating the root causes ...
Assessment of Bacteriological Physicochemical Quality of Recrational Water Bodies Case Studies from Addis Ababa, Ambo and Debre Zeit

Bekele, Thewodros (Addis Ababa University, 2008-10)

Concerning The Great Importance Of The Safety Of Recreational Waters, A Cross-Sectional Study At Addis Ababa, Debre Zeit And Ambo Was Carried Out Over A Three Month Period Of Time From May-July, 2008. A Total Of 72 Water ...
Assessment of Causes and Extent of land Degra Datlon in Hashenge Catchment, Southern Tlgray

Belay, Dagnew (Addis Ababa University, 2007-05)

A field study was conducted in Hashenge catchment, Ofla wereda, Southern zone of Tigray, Ethiopia. The objective of the study was to assess the causes, indicators, and extent of land degradation and to compare the current ...
An Assessment of Challenges and Prospects of Pastoral Livelihoods and Natural Resource Management in Snnpr (The Case of Hammer and Dasenech)

Melese, Behailu (Addis Ababa,University, 2007-12)

The people who live in the pastoral areas of Ethiopia are under the influence of harsh climatic condition. They were consistently victims of various dangers. The purpose of this study is to scrutinize major pastora/livelihood ...
Assessment of Climate Change Effects on Rain Fed Crop Production and Coping Mechanisms: The Case of Smallholder Farmers of West Shoa Zone, Oromia, Ethiopia

Abate, Leta (Addis Ababa University, 2008-03)

The rain fed crop production is inherently sensitive to climate change and variability. Climate change affects all countries but disproportionately affecting the poorest counties and the poor people with less capacity ...
Assessment of Daily Fluoride Intake of Adult Person Living in Selected Households of Dugda Woreda

Dessalegne, Meseret (Addis Ababa University, 2011-02)

Ethiopia is one of the 23 countries where population suffers from consumption of fluorideladen drinking water beyond recommended safe limit. Total daily fluoride exposure can vary markedly from one region to another ...
Assessment of Downstream pollution Profiles of Awassa Textile Factory Effluent Along Tikur Wuha River using Physico-chemical and Macroinvertebrate Indicators

Abay, Birenesh (Addis Ababa University, 2007-07)

The purpose of this study was to investigate pollution profiles of Awassa Textile Factory wastewater and examine its ecological impact in terms of the effect on aquatic biota using macroinvertebrates as bioindicator ...
Assessment of Drinking Water Quality and Pollution Profiles along Awetu stream (Jimma

Deneke, Israel (Addis Ababa University, 2006-03)

Water shortages, weak public utilities, and poor management of available water resources force the public to rely on poor quality water sources and supply practices that are often polluted, having significant health ...
Assessment of Ecotourism Potentials for Sustainable Natural Resources Management in and Around Abijata-Shala Lakes National Park in the Central Ethiopian Rift Valley

Gobena, Adem (Addis Ababa University, 2008-03)

In the face of degradations of natural resources and lack of alternative options, there are potentials of ecotourism in and around Abijata Shala Lake National Park (ASLNP) which degraded by anthropogenic activities .The ...
Assessment of Environmental Impact of Quarrying Activities in Eastern Addis Ababa; Implications on Urbanization

Mihiretie, Yayesh (Addis Ababa University, 2017-06)

This research is about the environmental impact of urbanization with specific emphasis on quarrying activity in eastern Addis Ababa, one of the major expansion corridors of the capital. The study aimed at conducting spatial ...
Assessment of Eutrophication in Dire Dam of Berek Wereda Addis Ababa Area Oromia Special Zone During the Dry Season

Gemechu Lalisa (Addis Ababa University, 2011-06-01)

Eutrophication is the enrichment of water body by nutrients; especially nitrates and phosphates. These nutrients are used by phytoplankton such as algae and Cyanobacteria. High nutrient concentration cause algal bloom; ...
Assessment of Eutrophication Problem in the Lake Water of Angereb Dam During Dry Season, Gondar

Asefa Mengesha (Addis Ababa University, 2011-05)

Eutrophication is one of the pollution problems of aquatic environments. Nitrogen and phosphorus are the causal factors for eutrophication, and are creating a problem of algal growth in Angereb Dam. This research was ...
Assessment of households’ demand for improved water and sanitation services in Shebedino Woreda, Sidama Zone

Behailu, Sileshi (Addis Ababa University, 2008-07)

Background: The lack of attention given to demand has certainly led to resources being wasted on unwanted or inappropriate systems around the world. These failures have driven sector professionals to the conclusion that ...
Assessment of Industrial Park Effluent Quality and its Impacts on Surface Water a Case Study of Awash Up Stream Koka Sub Basin Ethiopia

Yesgat, Tizazu (Addis Ababa University, 2021-09-09)

Industrial waste contamination of natural water bodies has the emerged challenge in land water bodies which waste entering these water bodies in both liquid and solid forms. As a result water bodies which are major receptacles ...
Assessment of Lake Ecological Condition Using Benthic Invertebrate, Physico- Chemical Parameters and Habitat Features in Lake Kuriftu

Lemma, Rahel (Addis Ababa University, 2018-07-02)

Assessment of lake ecological condition using benthic invertebrate, Physico-chemical parameters and habitat features in Lake Kuriftu Rahel Lemma June 2018 This study aimed at determining ecological condition of Lake ...
Assessment of Land Use Land Cover Dynamics and Its Impact on soil loss: Using GIS and Remote Sensing, in Shashogo Woreda, Southern Ethiopia

Shamebo, Loppiso (Addis Ababa University, 2010-06)

Soil erosion by water is the most pressing environmental problem in Ethiopia, particularly in highlands where topography is highly rugged, population pressure is high, steep lands were cultivated, rainfall is erosive , ...
Assessment of Lead Toxicity Awareness among Battery Charging Garage and Workshop Workers and Levels of Lead in Piped Drinking Water of Addis Ababa, Ethiopia

Fite, Tamene (Addis Ababa University, 2008-02)

Lead is a metal with many attractive features such as abundance, low cost, and useful physical properties. Lead and its compounds have been widely used in a variety of products including paint, ceramics, pipes, solders, ...
Assessment of Occupational Exposure to Noise: A Pilot Study on Some Selected Metallurgical and Textile Factories in Addis Ababa

Teshome, Gulelat (Addis Ababa University, 2010-03)

The problem of industrial noise around Addis Ababa was examined in this study. Noise measurement and survey was carried out at four factories (two textile and two metal processing) to assess the magnitude of occupational ...

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