7.3 Challenges of development in hot deserts

Question 1

Why is extreme temperatures a problem?

Answer 1

➢ Working outside in the heat of they day can be very hard - especially for farmers
➢ High rates of evaporation lead to water shortages which can affect people as well as plant and animals
➢ Plants and animals need shade to protect the from the intense sun

Question 2

What is the average temperature in the Thar desert?

Answer 2

➢ 27.3 degrees

Question 3

Why is there water shortages?

Answer 3

➢ The population has grown and the farming industry has developed
➢ Demand for water has increased
➢ Low annual rainfall - high temepratures

Question 4

What are the sources of water in the Thar desert?

Answer 4

➢ Drinking water for people and animals is stored in ponds
➢ There are few rivers and streams that flow through the desert, such as the River Luni
➢ These rivers and streams are intermittent - only flow after rainfall

Question 5

What is the main source of irrigation in the desert?

Answer 5

➢ Indira Gandhi Canal - This source of freshwater has allowed commercial farming to happen
➢ The canal provides drinking water to many people in the desert

Question 6

Why is there lots of inaccessibility in the desert?

Answer 6

Due to roads being easily melted away by the high temperatures