: Comparison of rainfall estimations for the Lake Tana basin in Ethiopia large uncertainties into rainfall distribution estimation, and will evidently undermine the dependability of hydrologic models used in simulating flow (both low flows and floods), sediment load and nutrient fluxes (Kaba et al., 2014). Global Agriculture and Food Security Program draft application 8. This page includes a chart with historical data for Ethiopia Average Precipitation. controlling the spatial distribution and amount of rainfall in Ethiopia (Fig. The F‐distribution test was used to determine the statistical significance of the trends. According to the National Meteorological Services Agency, the highest mean annal rainfall of over 2,400 mm, is in the south-western highlands of the Oromia Region. 0000230215 00000 n 0000000016 00000 n However, in our regressions of seasonal rainfall averages against time, we found a significant decline in June to September rainfall (i.e. In each year normal rainfall distribution both in spatial and temporal scales of Belg and Kiremt including unseasonal rainfall is relevant for food production, drinking water, recharging ground water … 0000023946 00000 n - … Climate change impacts in Ethiopia, such as the increase in average temperature and changes in rainfall distribution, exacerbates current vulnerabilities that are highly interlinked with other shocks and stresses such as rapid urbanization. 0000007720 00000 n 3 Ethiopia is as a pilot case for the Fund’s project to operationalize its work on inequality, as the issues related to equitable growth are deemed macro-critical. In this study, we evaluated the spatial distribution and temporal trends of rainfall and erosivity for the Eastern Africa region during the period 1981–2016. Stud. Work performed under USGS contract 03CRCN0001, USA. Learn more. Climate change is increasing the occurrence and magnitude of rainfall extremes that cause increased drought and flood risks (Chen et al. Precipitation in Ethiopia averaged 68.03 mm from 1901 until 2015, reaching an all time high of 419.92 mm in August of 1950 and a record low of 0.05 mm in January of 1923. Five Year Growth and Transformation Plan 3. Even in the hottest months (March to May), average highs rarely exceed 77 degrees Fahrenheit (25 degrees Celsius). 4872 A. W. Worqlul et al. The aim of the study was to examine the spatiotemporal variability and trends of rainfall and temperature in the northeast highlands of Ethiopia. The variability and trends in seasonal and annual rainfall were analysed at the watershed scale with data (1) from all available years, and (2) excluding years that lacked observations from at least 25% of the gauges. 0000004455 00000 n For this purpose, SST and rainfall data were used to study a wide range of inhomogeneous areas in Ethiopia with uneven distribution of rainfall for both summer (1951–2015) and spring (1951–2000) seasons. Work performed under USGS contract 03CRCN0001, USA. Of the 109 stations considered, 17 had above 52 % … 0000024338 00000 n Validation of these interpolation methods was evaluated by comparing the modelled/generated rainfall … SAIC, contractor to US Geological Survey (USGS) Center for Earth Resources Observation and Science, Sioux Falls, SD. Investigating the influence of sea surface temperatures (SSTs) on seasonal rainfall is a crucial factor for managing Ethiopian water resources. Since then Ethiopia has paid great attention to the issues of climate change and various activities have been undertaken including conducting climate change country studies and participating in climate change negotiations. CAADP Compact 6. Working off-campus? J. Res. The major rainfall during the rainy season, between June and September, accounted for 75% of the total annual rainfall. Ethiopian rainfall and SSTAs over the Indian Ocean. 0000006050 00000 n 0000152860 00000 n Furthermore, the spatial distribution of rainfall amount in … 0000007555 00000 n rainfall data from 109 representative ground-based meteorological stations in Ethiopia indicated a coefficient of variation ranging from 20 to 89%, and 17 stations had above 42% coefficient of variation highlighting the extreme variability of rainfall over the country (Addisu et al., 2015). Their result also showed that the maximum, The average annual values of temperature, precipitation, potential … <<7CDB06EAAF4A604FA9B4B3279B40BCA1>]/Prev 986444/XRefStm 2800>> 0000296203 00000 n The country has a wide range of agro-ecological zones reflecting the wide variation in rainfall (both quantity and distribution) temperature, altitude, topography and soils. 0000396508 00000 n This study examined the extent of seasonal rainfall variability, drought occurrence, and the efficacy of interpolation techniques in eastern Kenya. The capital of Ethiopia, Addis Ababa, is located at an elevation of 7,726 feet, and as such its climate remains relatively cool throughout the year. Farmers’ perceptions of average temperature and rainfall changes in Ethiopia over the last 20 years from 2004/2005 (n = 1000). - Agroclimatic Classification ofEthiopia. A CASE STUDY OF GROWING MANUFACTURING INDUSTRY IN ETHIOPIA ix Ethiopia has embarked on a transformational journey of becoming a low middle-income carbon-neutral econo-my by 2025. 0000277357 00000 n Distribution Unrestricted Date of Publication August, 2017 Abstract In this scientific research report, monthly, seasonal and annual area weighted rainfall time series for all-India, 5 homogeneous regions and 30 meteorological subdivisions for the period 1871-2016 are constructed on the basis of a fixed and well distributed network of 306 rain gauge stations over India. Awassa is 96 miles from Arba Minch, so the actual climate in Arba Minch can vary a bit. - Mean Annual Temperature Distribution ofEthiopia. Therefore, in order to help policymakers and developers make more informed decisions, this study investigated the temporal dynamics of rainfall and its spatial distribution within Ethiopia. Crop Production in Ethiopia: Regional Patterns and Trends Alemayehu Seyoum Taffesse, Paul Dorosh and Sinafikeh Asrat Development Strategy and Governance Division, International Food Policy Research Institute, Ethiopia Strategy Support Program II, Ethiopia IFPRI-ADDIS ABABA P.O. 57 between average yearly rainfall and density across sub-Saharan Africa. Gabriel B. Senay, SAIC, contractor to US Geological Survey (USGS) Centre for Earth Resources Observation and Science, Sioux Falls, SD. 3.11 ) may be higher than the kiremt , 0000025254 00000 n 0000024914 00000 n Annual rainfall has shown negative and positive … 5738 0 obj <> endobj 2012).Moreover, analyzing both inter-annual and intra-annual trends in rainfall offers intuitive information on the dynamics of soil moisture in rain-fed systems (Zhao et al. h�b```e`�g`c`�q`f@ av da�x�؁��(�a��Q���3 �+N0�n� ���pXAς%���i��&���ZK�x�$21o>�@(�t�_F/!a����~CF�� Therefore, in order to help policymakers and developers make more informed decisions, this study investigated the temporal dynamics of rainfall and its spatial distribution within Ethiopia. Even in the hottest months (March to May), average highs rarely exceed 77 degrees Fahrenheit (25 degrees Celsius). It remained to be seen whether this plan would improve the state of Ethiopia's forests. Plan for Accelerated and Sustained Development to End Poverty 2. Environ. The distribution of rainfall mostly occurs from June to mid-September (main rainy season), locally known as kiremt, and February to May is the small rain season, which is locally known as belg (Workineh, 1987, Aster and Seleshi, 2009, Rosell, 2011). Unlimited viewing of the article PDF and any associated supplements and figures. (2009). These studies also suggest that SSTAs in the east-ern Pacific impact on Ethiopian rainfall, either directly because of perturbations to large-scale circulation or indi-rectly via their effect on SSTAs in the Indian Ocean. 0000015837 00000 n The rainfall is highly variable both in amount and distribution across regions and seasons (Tesfaye, 2003, Tilahun, 1999; Mersha, 1999). and you may need to create a new Wiley Online Library account. I carry out the following analyses. startxref - Coefficient of Variation of Mean Annual Rainfall ofEthiopia. 0000004298 00000 n • Early response costs less and results in better outcomes. The rainy season is of great importance not only to Ethiopia but to the countries of the Nile valley, as the prosperity of the eastern Sudan and Egypt is largely dependent upon the rainfall. 3.2 15- minute Rainfall Rate Distribution in Ethiopia The cumulative rainfall rate distribution for ten locations in Ethiopia is calculated and plotted based on the data from NMA of Ethiopia at 15 minute integration time. 0000002800 00000 n Kiremt) for the Baro‐Akobo, Omo‐Ghibe, Rift Valley, and Southern Blue Nile watersheds located in the southwestern and central parts of Ethiopia. To this end, therefore; the SWAT model was applied to model the amount of water converted to By regressing annual watershed rainfall on time, results from the one‐sample t‐test show no significant changes in rainfall for any of the watersheds examined. Food Security Program 2010-2014 9. Rainfall variability has historically been a major cause of food insecurity and famines in the country. Analysis of spatial variability and temporal trends of rainfall in Amhara region, Ethiopia.pdf Available via license: CC BY 4.0 Content may be subject to copyright. This has been observed in a different study by Nair et al. Since rainfall is a variable climate element over space and time (Mishra, 2013), sufficient ground-measured rainfall data from evenly distributed rain gauge network is required in order to carry out reliable drought assessment studies. The data were obtained from the National Meteorological Agency of Ethiopia and cover the period between 1981 and 2010. %PDF-1.4 %���� The distribution of the rainfall in time and space is expected to be generally poor over several areas especially during the month of October and the peak month of November. The economy of Ethiopia depends largely on rain-fed agriculture, which is highly sensitive to variability of rainfall across time and space. In a year, the rainfall is 892 mm | 35.1 inch. CAADP Stocktaking documents 5. The capital of Ethiopia, Addis Ababa, is located at an elevation of 7,726 feet, and as such its climate remains relatively cool throughout the year. 5 weather; therefore climate change refers to the statistical distribution of weather occurring over decades and centuries” (Auffhammer et al … Belg (“small rainfall” in March – May) rain makes a considerable contribution to the annual total in the central and eastern stations of the region. 0000057322 00000 n 2 DESA Working Paper No. 0000153131 00000 n View the article PDF and any associated supplements and figures for a period of 48 hours. 0000395725 00000 n Based on weather reports collected during 2005–2015. I then take advantage of the detailed agriculture, household and community modules included in the IHS3 survey on agriculture to measure the extent and pathways through which households are impacted by this lack of rain. TRMM tends to produce conservative rainfall estimate as reflected in its wet bias for low rainfall and dry bias in heavy observed rainfall over Ethiopia. Agro-Industry Master Plan 4. If you have previously obtained access with your personal account, please log in. Ethiopia signed the UNFCCC at the Earth Summit held in Rio de Janeiro and later ratified it on 05 April 1994. 0000013435 00000 n In the eastern Somali region, rains come twice a year–during the March–June Belg season, and during the October–December Deyr season. 0 ao Legese W, Koricha D, Ture K (2018) Characteristics of Seasonal Rainfall and its Distribution Over Bale Highland, Southeastern Ethiopia. The rainfall pattern is also named according to their rainfall distribution [18-22]. This study examined the extent of seasonal rainfall variability, drought occurrence, and the efficacy of interpolation techniques in eastern Kenya. 0000019608 00000 n But you MUST plan it all in one package and making changes may be very costly. and time (season, year). Ethiopia Research Report ... and actively initiated the writing of this explanatory note in order to enable the distribution of ... Ecological conditions usually relate to climatic parameters, such as amount of rainfall, rainfall variability, temperature or frost hazard, vegetation characteristics (types and … As a country whose economy is heavily dependent on low‐productivity rainfed agriculture, rainfall trends are often cited as one of the more important factors in explaining various socio‐economic problems such as food insecurity. in Ethiopia’s Growth and Transformation Plan (GTP I), which was implemented from 2010 to 2015. 0000255847 00000 n Enter your email address below and we will send you your username, If the address matches an existing account you will receive an email with instructions to retrieve your username, By continuing to browse this site, you agree to its use of cookies as described in our, Dynamics of The Tropical Atmosphere and Oceans, Meteorological Measurements and Instrumentation, Fluid Dynamics of the Mid-Latitude Atmosphere, Time Series Analysis in Meteorology and Climatology: An Introduction, The Atmosphere and Ocean: A Physical Introduction, 3rd Edition, Quarterly Journal of Royal Meteorological Society Special Collections, Meteorological Applications Special Collections, I have read and accept the Wiley Online Library Terms and Conditions of Use. 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