Study Guides/Geography/Why is it Important to Increase the Area Under Irrigation?
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Why is it Important to Increase the Area Under Irrigation?

This is a highly famous and critical question from the Class 9 Economics/Geography chapter 'The Story of Village Palampur'. In India, agriculture is the massive backbone of the economy, yet more than half of India's farming land has absolutely zero access to artificial water canals or tube wells. They rely entirely on rain.

Question (Click to Flip)

What is the danger of too much irrigation?

Answer

Over-irrigation is a massive disaster. It leads to 'Waterlogging', which suffocates the roots, and causes the soil to become highly salty (salinization), permanently destroying the fertility of the massive land.

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Key Facts

Currently, only about 45% of India's total massive agricultural land is properly irrigated. The remaining 55% is strictly 'Rain-fed'.

The state of Punjab has the highest percentage of irrigated land in India (over 98%), which is why it is incredibly rich in agriculture.

1. The Unreliability of the Monsoon

The biggest reason is that the Indian Monsoon is incredibly massive, but highly erratic and unpredictable.

  • Some years it rains too much (causing massive floods), and some years it doesn't rain at all (causing severe droughts).
  • If farmers have guaranteed Irrigation (canals, tube wells, dams), they do not have to nervously pray for rain. They can successfully grow healthy crops even during a terrible drought year.

2. To Enable 'Multiple Cropping'

  • Without irrigation, a farmer can only grow one massive crop during the rainy season (Kharif crop, like rice).
  • With heavy, guaranteed irrigation, a farmer can use the exact same piece of land to grow a second winter crop (Rabi, like wheat) and even a third summer crop (Zaid, like watermelons).
  • Growing 2 or 3 crops a year massively multiplies the farmer's income.

3. To Support High-Yielding Variety (HYV) Seeds

  • The massive 'Green Revolution' introduced modern HYV seeds that produce double the amount of grain.
  • However, these magical seeds are extremely thirsty. They absolutely require massive, guaranteed, and regular doses of water. If they don't get exact water at the exact time, the entire crop will die. They cannot survive on unpredictable rainfall alone.

4. National Food Security

India has a massive population of over 1.4 billion people to feed. If irrigation is not expanded, a single bad monsoon could cause a massive national famine, forcing the country to desperately beg for wheat from foreign countries.

Questions and Answers

What is the danger of too much irrigation?+

Over-irrigation is a massive disaster. It leads to 'Waterlogging', which suffocates the roots, and causes the soil to become highly salty (salinization), permanently destroying the fertility of the massive land.

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