Global warmingWater resources and land degradation willResource directly affect waterWater resources, land degradation, forestry, and foodFood production. EnergyEnergy, which represents 33% of the total agricultureAgriculture cost, industry and Delta ecosystem, will also be affected indirectly. Developing countries are more vulnerable to climateClimate changeClimate change. MENAMENA countries are some of the most vulnerable regions to climate changeClimate change, though they have the least waterWater resources and high dryness and drought waves. MENA'sMENA temperatures after climate changeClimate change are expected to increase by 2–2.5 °C by 2050, and precipitation is expected to decrease by 10.5% and may reach up to 30–40%, which will increase desertification processes. EgyptEgypt will be affected by the rise in sea level by the end of this Century. Sea level rises in the northern Delta will affect 4 million people who have to migrate and an area of almost 1800 km2 of fertile lands will be lost. EgyptEgypt will also be impacted indirectly by dryness as a result of high evaporation potential and low precipitation in the Nile basin countries, especially in Ethiopia, which shares 85% of the total Nile waterWater. ClimateClimate changeClimate change may affect Egypt'sEgypt agricultural production according to the rise in temperatures, which will affect the yields of various crops, causing a decrease in yield crop by 30% for essential crops such as wheat, rice, maize, barley, sunflowers, and soybeans. Higher temperatures mean higher waterWater consumption by the plants to get the same regular crop yield, in addition to increased evaporation from irrigation canals, water contamination, and both water and soil salinity.

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Impacts of Climate Change on Water Resources and Land Degradation in MENA Region with Focus on Egypt

  • Nader Noureldeen Mohamed

摘要

Global warmingWater resources and land degradation willResource directly affect waterWater resources, land degradation, forestry, and foodFood production. EnergyEnergy, which represents 33% of the total agricultureAgriculture cost, industry and Delta ecosystem, will also be affected indirectly. Developing countries are more vulnerable to climateClimate changeClimate change. MENAMENA countries are some of the most vulnerable regions to climate changeClimate change, though they have the least waterWater resources and high dryness and drought waves. MENA'sMENA temperatures after climate changeClimate change are expected to increase by 2–2.5 °C by 2050, and precipitation is expected to decrease by 10.5% and may reach up to 30–40%, which will increase desertification processes. EgyptEgypt will be affected by the rise in sea level by the end of this Century. Sea level rises in the northern Delta will affect 4 million people who have to migrate and an area of almost 1800 km2 of fertile lands will be lost. EgyptEgypt will also be impacted indirectly by dryness as a result of high evaporation potential and low precipitation in the Nile basin countries, especially in Ethiopia, which shares 85% of the total Nile waterWater. ClimateClimate changeClimate change may affect Egypt'sEgypt agricultural production according to the rise in temperatures, which will affect the yields of various crops, causing a decrease in yield crop by 30% for essential crops such as wheat, rice, maize, barley, sunflowers, and soybeans. Higher temperatures mean higher waterWater consumption by the plants to get the same regular crop yield, in addition to increased evaporation from irrigation canals, water contamination, and both water and soil salinity.