Geography of Eritrea

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Eritrea is located in the Horn of Africa and is bordered on the northeast and east by the Red Sea, on the west and northwest by Sudan, on the south by Ethiopia, and on the southeast by Djibouti. The country has a high central plateau that varies from 1,800 to 3,000 meters (5,906 to 9,843 ft) above sea level. A coastal plain, western lowlands, and some 350 islands comprise the remainder of Eritrea's land mass. Eritrea has no year-round rivers.


Hot, dry desert strip along Red Sea coast; cooler and wetter in the central highlands (up to 610 mm (24.0 in) of rainfall annually); semiarid in western hills and lowlands; rainfall heaviest during June-September except in coastal desert. The climate is temperate in the mountains and hot in the lowlands. Asmara, the capital, is about 2,400 meters (7,874 ft) above sea level. Maximum temperature is 26 °C (78.8 °F). The weather is usually sunny and dry, with the short or belg rains occurring February-April and the big or meher rains beginning in late June and ending in mid-September.


Location: Eastern Africa, bordering the Red Sea, between Djibouti and Sudan, also bordering on Ethiopia.

Geographic coordinates: 15°00′N 39°00′E / 15°N 39°E / 15; 39)

Map references: Africa

total: 124 320 km²
land: 121 320 km²
water: 4000 km²

Area - comparative: slightly larger than Pennsylvania

Land boundaries:
total: 1 630 km
border countries: Djibouti 113 km, Ethiopia 912 km, Sudan 605 km

Note that the border between Eritrea and Ethiopia is disputed.

Coastline: 2 234 km total; mainland on Red Sea 1 151 km, islands in Red Sea 1 083 km

Maritime claims: NA

Terrain: dominated by extension of Ethiopian north-south trending highlands, descending on the east to a coastal desert plain, on the northwest to hilly terrain and on the southwest to flat-to-rolling plains

Ecoregions: Most of Eritrea's coast is part of the Ethiopian xeric grasslands and shrublands semi-desert ecoregion. The southern part of the Red Sea coast, along with the Red Sea coast of Djibouti, has been described as the Eritrean coastal desert, a harsh sand and gravel coastal strip covered in dune grasses and shrubs that is important as a channel for the mass migration of birds of prey.

Elevation extremes:
lowest point: near Lake Kulul within the Afar Depression −75 m
highest point: Soira 3 018 m

Natural resources: gold, potash, zinc, copper, salt, possibly petroleum and natural gas, fish

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