10 Interesting Facts About The Sahara Desert

What do you know about the Sahara desert? Here are 10 interesting facts about this world's most famous desert. Spanning 12 countries and continuing to expand territory The word Sahara in Arabic means Great Desert, there are many outstanding features that give this special name. The Sahara is like giant sand dunes, with rivers, streams, rocky plateaus, arid valleys, many lush oases and diverse fauna and flora and reptiles. km2, approximately the area of the United States and China. The desert covers most of North Africa, covering large areas of 12 countries, namely Algerie, Chad, Egypt, Libya, Morocco, Mali, Eritrea, Niger, Sudan, Tunisa, and Western Sahara

. The Sahara is expanding. From 1962 up to now, this desert has expanded by nearly 650,000 square kilometers. Despite its vast terrain, the Sahara Desert is not the largest desert in the world If ranked alongside the Antarctic and the Arctic, the Sahara is only ranked 3.



Once a fertile land At the end of the Ice Age, the Sahara was a wet area with many trees and many species of animals. . Dinosaur fossils have also been found in the Sahara desert, and about 4,000 years ago, it was still an area rich with flora and fauna. However, the earth changes its tilt angle from 22.1 degrees to 24.5 degrees over a 41,000-year cycle (currently 23.44 degrees and decreasing) It was the fluctuations in planetary orbit a thousand years ago that affected and ended the fertility of this land, replacing the barren, arid desert.



The driest place on earth The Sahara is located near the North Aniseed. The distance from the equator of the earth is 23 degrees 27 'North, 23 degrees 17' South. Around here, influenced by high tropical pressures climate and northeast monsoon, northeast winds reduce airflow and wind from the continent. Steam condenses, making the climate extremely dry, with average rainfall less than 100mm / year. There are places where there is not even any rain for many years. The desert area is dry, cloudy, bright sunlight, all year round, the heat is rolling, the heat is dry. The Sahara Desert's record high temperature recorded in 1922 reached 57.7 degrees Celsius.



But at night, the cold wind cut the flesh. The changes in temperature increasingly make the living conditions here more severe. There are about 500 species of plants.These are fast-growing and drought resistant plants such as cacti, paper grass. Some varieties can sprout after 10 minutes and take root after 10 hours. In the contiguous regions of the Mediterranean, the olive is a common plant, and the central part of the desert has extremely limited vegetation. The north and south poles of the desert, along with the highlands are sparse grasslands and scrub deserts. The island occupies 2% of the area Although the temperature is extremely extreme, there are underground water geysers under the desert.



Underground rivers flow from the Atlas range rising to the ground, creating oases, accounting for more than 2% of the total area. In the oasis, the rows of date palm trees are soaring, both preventing the intrusion of sand and creating a food source for the inhabitants. The island serves as a hub for economic activity in the desert. But the people who settled in the oasis worked as a farmer, called the date's resident. Particularly nomadic peoples such as Arabs, Berbers in the Northern Sahara who live in tents, find places with water and grass, should be called camel residents. more than we can imagine. There are about 70 species of mammals, 90 species of birds, and more than 100 species of reptiles, of which camels are the most suitable animal to live in the Sahara because they can adapt to the harsh living conditions and are vehicles travel mainly through this vast desert. The Sahara is also home to the Deathstellker scorpion.



This is the most unique of the scorpions. There are many tribes inhabiting the Sahara: The Sahara is home to about 2.5 million people. Mainly concentrated in Egypt, Morocco, Algeri and Mauritanie. The largest city in the desert is the Sahara - the capital of Egypt, located in the valley of the Nile. There are even large cities that grow in the desert. Located on oil wells or arterial traffic routes that help many cities in the middle of the desert develop conditions. wide.



This city used to be one of the bustling and rich trading centers of merchants from Africa and North Africa. It has a huge volume of over 6,000 books and rare manuscripts. This is a UNESCO World Heritage Site that needs to be preserved, and Sahara is only 30% sand.Sahara is known for its giant sand dunes. However, the Sahara possesses a diverse topography, the desert surface expands to many different terrains such as rocky highlands, flat covered with gravel, valleys and even salty lands. Scientists have spent many years explaining these types of terrain, and the Sahara has had snow..

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