explain the overall summary of the chapter "the life in dessert"

Solution-
Deserts are places with very low vegetation and harsh temperature  both high or low and a year long dry conditions. . Some examples of desert are Sahara desert ,Ladakh, Gobi desert ,Thar desert etc.
Climates- scorching hot and dry in hit deserts where temperature tosses about 50 degrees at day time.The nights here may be very cold because the land radiates the heat back making the temperature at night freezing.
Flora and fauna-Cactus ,date palm ,accacia are some of major floras found here.Camels ,scorpion hyenas are important animals present in deserts.
Cold Deserts- Ladakh in India is an example of cold Deserts-.The Karakoram range in north and the Zaskar in South enclose this area.The temperature in summer here is almost above 0 degree Celsius and night temperature is around 30 degrees.There is little rainfall as low as 10 cm here.
 Flora and fauna-
There are scanty patches of shrubs and grasses for animals to graze . During summer ,trees like apricot ,apples and walnuts well bloom.Birds like redstarts ,Tibetan snow cock are a common here. While animals wild sheep's  ,yak are very common to see .
Buddhist monasteries dot the landscape with their traditional gompas.Some important monasteries are Hemis ,Shey ,Thiksey etc.In summers the people were engaged in cultivation of turnip, potato etc. While in winter the conditions were so harsh that the people often engage them in festivities and ceremonies.Tourism is major activity here as it is one of major tourist destination of India.
 

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Deserts are characterised by low rainfall, scanty vegetation and extreme temperatures.

Depending on the temperature, there can be hot deserts or cold deserts.

The Hot Desert Sahara

The Sahara Desert in Africa is the world's largest hot desert.It touches 11 countries and has got gravel plains and elevated plateaus with a bare rocky surface.The climate of Sahara is scorching hot and parched dry with temperature as high as 50 degree C.The nights are freezing cold with the temperature nearing zero degrees.Vegetation in the Sahara Desert includes cactus, date palms and acacia. Camels, hyenas, jackals, foxes, scorpions, snakes and lizards are the main animal species found here.Despite its harsh climate, Sahara is inhabited by various groups of people. The main groups are Bedouins and Tuaregs.The oasis in the Sahara and the Nile Valley in Egypt supports the settled population.The discovery of oil is constantly transforming this region. Other important minerals found here are iron, phosphorus, manganese and uranium.More and more nomadic tribes are taking to city life.

The Cold Desert Ladakh

Ladakh is a cold desert lying in the Great Himalayas, on the eastern side of Jammu and Kashmir.The altitude in Ladakh varies from 3,000 m in Kargil to more than 8,000 m in the Karakoram.The area experiences freezing winds and burning hot sunlight.Due to high aridity, the vegetation is sparse. Groves of willows and poplars are seen in the valleys.The animals of Ladakh are wild goats, wild sheep, yak and special kinds of dogs.The animals are reared as they provide milk, meat and hides.The population consists of either Muslims or Buddhists.Some famous Buddhist monasteries are Hemis, Thiksey, Shey and Lamayuru.In the summer season, the people are busy cultivating barley, potatoes, peas, beans and turnips.Tourism is a major activity with several tourists streaming in from within India and abroad.People of Ladakh have over the centuries learnt to live in balance and harmony with nature.Pashmina wool of this region is famous.Leh and Kargil are the main towns in Ladakh.

The desert areas of the world are characterised by low rainfall, scanty vegetation and extreme temperatures. Depending on the temperatures there are hot deserts as well as cold deserts.

Sahara is a hot desert covering a large part of North Africa and Ladakh is a cold desert lying in the Great Himalayas on the eastern side of Jammu and Kashmir in India.

Sahara is the world's largest desert.

The Sahara desert touches eleven countries- Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, Tunisia and Western Sahara.

The Sahara desert is the vast stretches of sand. There are also gravel plains and elevated plantains with a bare rocky surface
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