| Adsorption of Methylene Blue from Textile Industrial Wastewater onto Activated Carbon of Parthenium hysterophorus J Fito, S Abrham, K Angassa International Journal of Environmental Research 14, 501-511, 2020 | 108 | 2020 |
| Chromium removal from tannery wastewater through activated carbon produced from Parthenium hysterophorus weed D Bedada, K Angassa, A Tiruneh, H Kloos, J Fito Energy, Ecology and Environment 5, 184-195, 2020 | 54 | 2020 |
| Adsorption of methylene blue from textile industrial wastewater using activated carbon developed from Rumexabyssinicus plant J Fito, M Abewaa, A Mengistu, K Angassa, AD Ambaye, W Moyo, ... Scientific Reports 13 (1), 5427, 2023 | 51 | 2023 |
| Organic Matter and Nutrient Removal Performance of Horizontal Subsurface Flow Constructed Wetlands Planted with Phragmite karka and Vetiveria zizanioide for … K Angassa, S Leta, W Mulat, H Kloos, E Meers Environmental Processes 5, 115-130, 2018 | 48 | 2018 |
| Evaluation of Pilot-Scale Constructed Wetlands with Phragmites karka for Phytoremediation of Municipal Wastewater and Biomass Production in Ethiopia K Angassa, S Leta, W Mulat, H Kloos, E Meers Environmental Processes 6, 65-84, 2019 | 29 | 2019 |
| Effect of hydraulic loading on bioremediation of municipal wastewater using constructed wetland planted with vetiver grass, Addis Ababa, Ethiopia K Angassa, S Leta, W Mulat, H Kloos, E Meers Nanotechnology for Environmental Engineering 4, 1-11, 2019 | 19 | 2019 |
| Chromium removal from tannery wastewater through activated carbon produced from Parthenium hysterophorus weed. Energy Ecol Environ 5: 184–195 D Bedada, K Angassa, A Tiruneh, H Kloos, J Fito | 14 | 2020 |
| Adsorption of Black MNN reactive dye from tannery wastewater using activated carbon of Rumex Abysinicus JF Nure, A Mengistu, M Abewaa, K Angassa, W Moyo, Z Phiri, PJ Mafa, ... Journal of the Taiwan Institute of Chemical Engineers 151, 105138, 2023 | 13 | 2023 |
| Seasonal characterization of municipal wastewater and performance evaluation of a constructed wetland system in Addis Ababa, Ethiopia K Angassa, S Leta, W Mulat, H Kloos International Journal of Energy and Water Resources 4, 127-138, 2020 | 12 | 2020 |
| Adsorption of methylene blue from textile industrial wastewater using activated carbon developed from H3PO4-activated khat stem waste T Takele, K Angassa, M Abewaa, AM Kebede, I Tessema Biomass Conversion and Biorefinery, 1-24, 2023 | 11 | 2023 |
| Optimization of keratin hydrolysate extraction from tannery sheep hair waste A Mengistu, K Angassa, I Tessema International Journal of Chemical Engineering 2023 (1), 9293505, 2023 | 11 | 2023 |
| Electrochemical degradation of chemical oxygen demand in the textile industrial wastewater through the modified electrodes G Yehuala, Z Worku, K Angassa, TTI Nkambule, J Fito Arabian Journal for Science and Engineering 47 (5), 5911-5922, 2022 | 10 | 2022 |
| Brewery industrial wastewater treatment through mesocosm horizontal subsurface flow constructed wetland K Angassa, B Assefa, KK Kefeni, TTI Nkambule, J Fito Environment Systems and Decisions 42 (2), 265-275, 2022 | 6 | 2022 |
| Evaluation of the performance of constructed wetland system for the treatment of brewery wastewater K Angassa Addis Ababa University Institute of Technology, 2011 | 6 | 2011 |
| Removal of Pathogens from Domestic Wastewater Using Small‐Scale Gradual Hydroponics Planted with Duranta erecta, Addis Ababa, Ethiopia S Tibebu, A Worku, K Angassa Journal of Environmental and Public Health 2022 (1), 3182996, 2022 | 5 | 2022 |
| Soil erosion estimation and risk assessment at watershed level: a case study of Neshe Dam Watershed in Blue Nile River basin, Ethiopia I Tessema, B Simane, K Angassa International Journal of River Basin Management, 1-14, 2023 | 4 | 2023 |
| Characterization and production of briquettes fuel from brewery wastewater sludge and sawdust A Mengesha, K Angassa, Z Worku, J Fito Waste Disposal & Sustainable Energy 4 (3), 243-256, 2022 | 4 | 2022 |
| Adsorption of chemical oxygen demand from surface water using bagasse activated carbon S Nuru, K Angassa, S Tibebu, S Kebede, A Mulu Sustainable Water Resources Management 9 (6), 182, 2023 | 3 | 2023 |
| Towards sustainable charcoal production: Designing an economical brick kiln with enhanced emission control technology Z Getahun, M Abewaa, A Mengistu, E Adino, K Kontu, K Angassa, ... Heliyon 10 (6), 2024 | 1 | 2024 |
| Assessing the status of air pollution related to traffic using dispersion modeling: the case of Megenagna, Addis Ababa, Ethiopia B Bizualem, K Angassa, NT Shibeshi, GL Feyisa Bulletin of Atmospheric Science and Technology 4 (1), 9, 2023 | 1 | 2023 |
