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Water scarcity in India

Water scarcity in India is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Water scarcity in India rather than just read about it. In short: Water scarcity in India is an ongoing crisis that affects hundreds of millions of people each year. In addition to affecting the huge rural and urban population, the water scarcity in India also extensively affects the ecosystem and agriculture.

Key takeaways

  • Water scarcity in India belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Water scarcity in India to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Water scarcity in India from memory before moving on to harder problems.

Reference excerpt

Water scarcity in India is an ongoing crisis that affects hundreds of millions of people each year. In addition to affecting the huge rural and urban population, the water scarcity in India also extensively affects the ecosystem and agriculture. India has only 4/100% of the world's fresh water resources with a population of over 1.4 billion people. In addition to the disproportionate availability of freshwater, water scarcity in India also results from drying up of rivers and their reservoirs in the summer months, right before the onset of the monsoons throughout the country. The crisis has especially worsened in the recent years due to climate change which results in delayed monsoons, consequently drying out reservoirs in several regions. Other factors attributed to the shortage of water in India are a lack of proper infrastructure and government oversight and unchecked water pollution. Several large cities of India have experienced water shortages in recent years, with Chennai being the most prominent in 2019. The shortage of water affected the entire city of 9 million people and resulted in the closure of several hotels, restaurants and businesses. Large cities are not the only ones facing this risk. As per a report by WWF, out of the 30 Indian cities at risk of ‘severe water scarcity’ by 2050, 26 are midsized or small cities like Dhanbad, Nashik, and Jabalpur. The acute shortage of water for daily needs has prompted many government and non government organizations to take stringent measures to combat the problem, including the Government of India forming an entire 'Jal Shakti' Ministry to deal with the problem. The government has also insisted on techniques such as rainwater harvesting, water conservation and more efficient irrigation as agriculture alone is responsible for 80% of the country's water usage. Due to increasing demands, it is estimated that India will become a water scarce nation by 2025. According to a 2019 report by the National Institution for Transforming India (NITI Aayog), the best estimates indicate that India’s water demand will exceed supply by a factor of two by 2030.

Impacts of water scarcity in India

People The scarcity of water in India affects hundreds of millions of people across the country. A major portion of the population does not have a reliable and constant means of getting water for their daily needs. In June 2019, 65% of all reservoirs in India reported below-normal water levels, and 12% were completely dry. Since tap water is unavailable in many cities including some megacities such as Chennai, residents are reliant on alternative water sources. The country has scattered public water pumps but a lot of them are located far away from cities and their water flow is intermittent and unpredictable. A lot of Indians are forced with the option of spending money to buy drinking water but the poor sections of the society are unable to afford it on a daily basis which creates a massive problem of water scarcity for the rural population of India. Limited accessibility to water is a threat to the people's health. Insufficient water has the capacity to deteriorate the health of an entire city in times of a water crisis. In the city of Latur, the depletion of more than 90% of water sources resulted in a major health crisis and people were forced to dig borewells into the ground, exposing themselves to dangerous chemicals and risking contamination. Some local residents were forced to consume polluted water sources due to the crisis at hand. In June 2016, the count of health problems skyrocketed in Latur, with multiple people showing symptoms of fever, infection, dehydration, vomiting, and kidney ailments. In addition to this health crisis, hospitals were unable to safely perform any surgery due to the increased threat of post-operative infections and complications resulting from a lack of clean drinking water. A similar crisis emerged in Chennai in 2019 resulting in violent incidents and protests amongst the residents of the city. In June 2019 in Chennai, a woman was stabbed by her neighbor as she attempted to dig a borewell for water. In February 2016, New Delhi was led to the brink of a severe water crisis by some Jat tribe demonstrators who purposefully damaged the Munak canal, a crucial source of water supply for the city. The protests were in retaliation to the Supreme Court judgement which cancelled Other Backward Class (OBC) quotas for them. The water crisis in India was also exacerbated by the emergence of the so-called water mafia or 'tanker mafia'. Tanker mafia refers to private water tank owners who smuggle clean water illegally and sell it to local people at expensive prices. The tanker mafia is notorious in the city of Bhopal, where the mafia has been reported to bully poor residents and competing businesses, creating an atmosphere of social instability.

Ecosystem Water scarcity also threatens the lives of wild animals across India. Wild animals are forced to infiltrate villages and cities in India as they attempt to find potable water. In 2016, the city of Mettur and Kolathur experienced an acute water shortage caused by a drought, which caused water bodies in nearby forests to dry out. Eventually, local wild animals like elephants, tigers, and spotted deer started to sneak into the cities in search of water. Some of these animals pose a threat to the citizens, as they can attack people. Some animals like spotted deer get physically attacked by dogs in the process, or they wind up injured or dead in accidents. In the Madurai district, the acute water shortage caused Indian gaurs to die by falling into wells as they looked for water.

… excerpt ends here. Continue reading the full article.

Worked examples

Example 1 — a first encounter with Water scarcity in India

Start with the simplest possible case. Write down what Water scarcity in India claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Water scarcity in India before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Water scarcity in India ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Water scarcity in India

In research
Water scarcity in India appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Water scarcity in India in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Water scarcity in India is common in secondary-school and first-year university syllabi. It links to neighbouring topics Water in India, Water pollution in India, Water scarcity, so understanding it makes those chapters shorter.
In everyday life
Look for Water scarcity in India outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Water scarcity in India in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Water scarcity in India means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Water scarcity in India out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Water scarcity in India in simple terms?

Water scarcity in India is an ongoing crisis that affects hundreds of millions of people each year. In addition to affecting the huge rural and urban population, the water scarcity in India also extensively affects the ecosystem and agriculture.

Why does Water scarcity in India matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Water scarcity in India?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Water scarcity in India.

Tags

  • Water in India
  • Water pollution in India
  • Water scarcity
  • Water supply and sanitation in India

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