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Abstract            Volume:12  Issue-9  Year-2024         Original Research Articles


Online ISSN : 2347 - 3215
Issues : 12 per year
Publisher : Excellent Publishers
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Climate Change Impacts on Crop Irrigation Water Requirement: A Review
Addisu Asefa* and Minda Tadesse
Ethiopian Institute of Agricultural Research, Jimma Agricultural Research Center, Jimma, Ethiopia Natural Resource Management Research Sub Division
*Corresponding author
Abstract:

Environmental issues are become the world's most pressing concern. One of these is the way that the earth's climate has changed over the past 50 years and will probably continue to do so in the near future due to rising greenhouse gas concentrations in the atmosphere. Climate change is a serious challenge to developing country like Ethiopia. The country is among the most susceptible and least prepared to withstand the effects of climate shocks. From past records, the mean annual temperature has increased by a magnitude of 0.2 °C to 0.28 °C per decade in the past six decades. The projections for the future clearly show that temperature will rise within a range of 0.5°C to 2°C by the 2050s relative to the current state. Different scholars reported that future climate change will increase the need for irrigation while reducing the amount of water available since it will increase evapotranspiration and decrease lower the frequency of rainfall. Numerous studies on the effects of climate change on the availability of irrigation water from rivers have been forecasted by various academics and showed that between the mid- and end-of-21st century periods, the average flow in the river near various irrigation schemes increases. Irrigation techniques help to mitigate the negative consequences of climate change. Deficit irrigation, irrigation scheduling, efficient irrigation, irrigation monitoring, water recycling, crop pattern modifications, and agricultural system modeling are examples of irrigation tactics to mitigate climate change impact in the future. The aim of this review is to provide information that is relevant for future research on Climate change impacts on agricultural irrigation, some crop model for crop growth and irrigation water assessment, Irrigation techniques for future irrigation and evaporative demand, and adaptation to climate change on irrigation through water resources management.

Keywords: water requirement, Climate Change, Crop model, Adaptation
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How to cite this article:

Addisu Asefa and Minda Tadesse. 2024. Climate Change Impacts on Crop Irrigation Water Requirement: A Review. Int.J.Curr.Res.Aca.Rev. 12(9): 73-78
doi: https://doi.org/10.20546/ijcrar.2024.1209.009
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.