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. Summer temperatures can go as high as fifty degrees Celsius during the day, but drop drastically at night. Desertany large, extremely dry area of land with sparse vegetationis one of Earth's major types of ecosystems. Approximately 33 percent of the Earths land is covered by desert. Temperatures are usually high in the North American desert, but it is at its most hot in July. Fig. Semi Arid, Hot and Dry, Cold, and Coastal deserts are the four basic types of deserts that can be found. The Sahara Desert. There are more than 20 different types of deserts in the world, and they are all very dry. Deserts cover around 20% of the Earth and are on every continent. The interesting fact about it is that many shipwrecks can be found up to 50 meters inland ascribed to the movement of the desert. Some of the animals in the Sahra include: Woody plants like Acacia trees, cypress, and palm trees cover this desert, and it is estimated there are around 1.8 billion trees in the Sahara. When the plant is mature, it will dry out, and the tumbleweed will detach, rolling around in the wind and spreading seeds. Its large ears help it to keep cool. ____ soil creates poor quality ____, which can lead to desertification. If we add the 12 pseudo-desert to the list, than we can say that there are a total of 37 deserts and pseudo-deserts on Earth. In addition, the polar regions spend a large part of the year in darkness. Wild animals such as meerkat, hyena, kudu, and wildebeest call this region home. Some famous arid deserts include the Sahara Desert that covers much of the African continent and the Mojave Desert located in the southwest of the United States. Some of the most common adaptations include storing water in the leaves or stems, having few leaves or waxy coverings on the leaves to reduce water loss, and having long tap roots that can penetrate the deep water table. Some experts even believe that certain parts located away from the coast have not had rain in the past 14 million years. You've heard of this one. Precipitation, not sand and heat, determine what areas are deserts. If you associate the phrase 'hot desert' with rolling sand dunes and roaming herds of camels, you're probably imagining the Sahara. Parts of hot deserts like the Sonoran Desert and Lut Desert have been recorded as being as hot as 80C! Save my name, email, and website in this browser for the next time I comment. Hot deserts generally have two seasons: winter and summer. True or False: The Sahara Desert is located in North Africa. But it reached to very low in night. That distinction belongs to Death Valley, in California's Mojave Desert. It covers an area 5.5 million square miles and has average temperatures of -128 degrees Fahrenheit. Hot deserts typically experience which two seasons? In conclusion, hot desert biomes are extreme and challenging environments that are characterized by low precipitation, high temperatures, and sparse vegetation. The hot and dry temperatures make it hard to be in, which limits infrastructure development, agriculture and other jobs as it could lead to illness working in such conditions. That means that the desert only gets 10 percent of the rain that a rainforest gets! Economic opportunities and challenges in Lagos. Extreme climate, accessibility, and water supply. Your email address will not be published. km). I love learning about the various wonders nature has to offer and have been a writer for 5 years. The site is self-funded and your support is really appreciated. What is the impact of humans on the desert? Why are deserts located along the tropics? Therefore, we can see that cold ocean currents play a very important role in the formation of hot deserts along the western coast of the continents and in between 20-30 degrees latitude. Antarctica is the largest desert in the world, but extreme heat is what most deserts are known for. h) Montane deserts. It covers an area of around 8.54 million square kilometres (which is more than the total area of India!!). Hot and Cold Deserts The largest hot desert in the world is the Sahara, which is 9 million square kilometers (3.5 million square miles). Deserts are located in areas of. The Sahara Desert spans over 3,629,360 square miles across the continent and is the world's hottest desert. Death Valley has the record for the highest air temperature recorded on earth when it reached 134 F (56.6C) in the Furnace Creek region within California of the Mojave desert. Deserts generally increase in size during dry seasons and decrease during wet seasons, but humans are interfering with this natural cycle, causing deserts to grow faster than they are shrinking. Cold deserts are found in the Antarctic, Greenland, Iran, Turkestan, Northern and Western China. Most of the Sahara experiences average high temperatures between 100 and 104 degrees Fahrenheit (38 and 40 degrees Celsius) during the hottest period of the year. The Sahara is the largest of the world's hot deserts it covers 3,600,000 square miles (9,200,000 square kilometers) of Northern Africa! A hot desert biome is a terrestrial ecosystem characterized by extremely low precipitation, high temperatures, and sparse vegetation. What are Mumbais social and economic opportunities? False! This climate is found in: ADVERTISEMENTS: (1) Africa - the Namib and Kalahari deserts of coastal Angola and southwest Africa, interior Botswana and South Africa, and Sahara desert; This process is called crassulacean acid metabolism, or. This air is later warmed by contact with the hot land, and little rainfalls. Download Now. This means there are few plant and animal species that can survive in a hot desert. Hot deserts include examples like the Sahara in Africa and the desert land that occupies Arizona in the United States. The Sahara Desert is the single largest hot desert in the world. A hot desert typically experiences daily highs around 30-35C, but daily temperatures can reach 40C, north latitude) and the Tropic of Capricorn (, There is also the more general process of, A huge swathe of Australia is covered in hot deserts. Today. How is a cold environment interdependent? There are two types of camels: Bactrian and Dromedary. What is the structure of the Temperate Deciduous Woodland? 'Dessert' has two s's, while 'desert' only has one. The worlds hot deserts are located between 15 and 30 north or south of the equator, where the air is subsiding or sinking air(find out why deserts are found along the tropics here). Temperatures during the daytime can get as high as 55 C. At night, deserts cool down, sometimes even below 0 C. Deserts cover about 20% of the world's land. Strategies used to reduce the risk of desertification - water and soil management, tree planting and use of appropriate technology. Temperatures are slightly cooler in the winter. Human and physical factors causing river flooding. Air that rises due to the intense heat at the equator divides to flow north and south. Many different plant species produce tumbleweeds, including the prickly Russian thistle (Kali tragus) and the wirenetting bush (Lechenaultia divaricata.) The Thar Desert is one of the hottest deserts in the world but is home to hundreds of different animals that can tolerate the heat. When autocomplete results are available use up and down arrows to review and enter to select. Why is the Human Development Index important? Another adaptation of the cactus is that it grows slowly to save energy. But that's only ten inches or less of rain per year. True or False: There are no "cold" deserts. They cover nearly a third of the earth's surface and may be found in 60 countries. A desert can be defined as a barren area of land where very little rainfall occurs. For instance, in cold deserts, winters are cold, with snowfall, and high total rainfall, both in the winter and infrequently in the summer. In the winter, it is common for hot or cold deserts to freeze over. In other words a desert can be defined as a . The following list identifies some of the largest deserts of the world. 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