Podcast
Questions and Answers
What was one significant problem faced by big dams during excessive rainfall?
What was one significant problem faced by big dams during excessive rainfall?
- They provided sufficient irrigation.
- They improved water quality.
- They effectively controlled floods.
- They caused soil erosion. (correct)
The Krishna-Godavari dispute involves Karnataka and Andhra Pradesh's objections to water diversion by the Maharashtra government.
The Krishna-Godavari dispute involves Karnataka and Andhra Pradesh's objections to water diversion by the Maharashtra government.
True (A)
What natural substance is the flood plains deprived of due to sedimentation?
What natural substance is the flood plains deprived of due to sedimentation?
silt
The floods in Maharashtra and Gujarat in 2006 were aggravated by the release of water from _____ during heavy rains.
The floods in Maharashtra and Gujarat in 2006 were aggravated by the release of water from _____ during heavy rains.
Match the following consequences with their descriptions:
Match the following consequences with their descriptions:
What are the primary purposes of dams in modern times?
What are the primary purposes of dams in modern times?
The Bhakra - Nangal project only serves the purpose of electricity generation.
The Bhakra - Nangal project only serves the purpose of electricity generation.
Who constructed the tank in Hauz Khas, Delhi in the 14th Century?
Who constructed the tank in Hauz Khas, Delhi in the 14th Century?
Dams are now often referred to as __________ projects due to their multiple functions.
Dams are now often referred to as __________ projects due to their multiple functions.
Match the following dam types with their characteristics:
Match the following dam types with their characteristics:
What does a spillway do at a dam?
What does a spillway do at a dam?
The Hirakud Dam integrates __________ with flood control.
The Hirakud Dam integrates __________ with flood control.
Dams can be classified by height, structure, and intended purpose.
Dams can be classified by height, structure, and intended purpose.
Which river is associated with the Salal Project?
Which river is associated with the Salal Project?
The Sardar Sarovar Dam is located on the Krishna River.
The Sardar Sarovar Dam is located on the Krishna River.
Name one major river the Mettur project is associated with.
Name one major river the Mettur project is associated with.
The Narmada Bachao Andolan primarily focuses on the issues related to the Sardar Sarovar Dam on the ______ river.
The Narmada Bachao Andolan primarily focuses on the issues related to the Sardar Sarovar Dam on the ______ river.
What was one reason for objections to major river projects?
What was one reason for objections to major river projects?
Match the river projects with their respective rivers:
Match the river projects with their respective rivers:
The Pravara project is built on the Godavari River.
The Pravara project is built on the Godavari River.
Which organization mobilized people against the Sardar Sarovar Dam?
Which organization mobilized people against the Sardar Sarovar Dam?
Match the dams with their respective rivers:
Match the dams with their respective rivers:
Which of the following rainwater harvesting techniques is commonly practiced in Rajasthan?
Which of the following rainwater harvesting techniques is commonly practiced in Rajasthan?
In ancient India, water harvesting systems were not adapted to local ecological conditions.
In ancient India, water harvesting systems were not adapted to local ecological conditions.
In arid and semi-arid regions, agricultural fields were converted into __________ structures that allowed water to stand.
In arid and semi-arid regions, agricultural fields were converted into __________ structures that allowed water to stand.
Name one technique used in hill and mountainous regions to harvest rainwater.
Name one technique used in hill and mountainous regions to harvest rainwater.
Which dam is associated with the Chambal River?
Which dam is associated with the Chambal River?
People in Bikaner traditionally had underground tanks for storing water.
People in Bikaner traditionally had underground tanks for storing water.
The __________ channel technique was developed in the flood plains of Bengal to irrigate fields.
The __________ channel technique was developed in the flood plains of Bengal to irrigate fields.
What caused a decline in rooftop rainwater harvesting in western Rajasthan?
What caused a decline in rooftop rainwater harvesting in western Rajasthan?
Rooftop rainwater harvesting was common in the towns and villages of the Thar region.
Rooftop rainwater harvesting was common in the towns and villages of the Thar region.
What is a tanka in the context of rainwater harvesting?
What is a tanka in the context of rainwater harvesting?
In the village of Gendathur, villagers installed a rooftop rainwater harvesting system to meet their __________ needs.
In the village of Gendathur, villagers installed a rooftop rainwater harvesting system to meet their __________ needs.
Why do some houses in western Rajasthan still maintain tankas?
Why do some houses in western Rajasthan still maintain tankas?
Match the following locations with their relevance to rainwater harvesting:
Match the following locations with their relevance to rainwater harvesting:
Rainwater harvesting methods have not been adapted successfully in urban India.
Rainwater harvesting methods have not been adapted successfully in urban India.
What is the purpose of rooftop rainwater harvesting?
What is the purpose of rooftop rainwater harvesting?
What is the annual precipitation received by Gendathur?
What is the annual precipitation received by Gendathur?
Meghalaya has a system of rainwater harvesting that uses plastic pipes.
Meghalaya has a system of rainwater harvesting that uses plastic pipes.
How much water can each house in Gendathur collect and use annually?
How much water can each house in Gendathur collect and use annually?
Gendathur has installed a __________ system for rainwater harvesting.
Gendathur has installed a __________ system for rainwater harvesting.
From how many houses does Gendathur harvest a net amount of rainwater annually?
From how many houses does Gendathur harvest a net amount of rainwater annually?
The bamboo pipe system in Meghalaya allows for immediate access to water.
The bamboo pipe system in Meghalaya allows for immediate access to water.
What is the primary method of water harvesting used in Khasi Hills, Meghalaya?
What is the primary method of water harvesting used in Khasi Hills, Meghalaya?
About _____ litres of water enters the bamboo pipe system every minute in Meghalaya.
About _____ litres of water enters the bamboo pipe system every minute in Meghalaya.
What is a disadvantage of multi-purpose projects mentioned in the content?
What is a disadvantage of multi-purpose projects mentioned in the content?
Khadin is a traditional method of water harvesting.
Khadin is a traditional method of water harvesting.
What distinguishes Gendathur regarding rainwater?
What distinguishes Gendathur regarding rainwater?
Match the following water structures with their features:
Match the following water structures with their features:
In Gendathur, the collection efficiency of the rainwater harvesting system is __________.
In Gendathur, the collection efficiency of the rainwater harvesting system is __________.
What benefit does multi-purpose project provide besides irrigation?
What benefit does multi-purpose project provide besides irrigation?
Flashcards
Dams and Floods
Dams and Floods
The release of water from dams during heavy rainfall can worsen flood conditions.
Flood Impact on Soil
Flood Impact on Soil
Floods cause soil erosion, which depletes floodplains of natural fertilizer (silt), leading to land degradation.
Negative Impacts of Water Projects
Negative Impacts of Water Projects
Large-scale water projects can lead to earthquakes, waterborne diseases, and pollution.
Krishna-Godavari Dispute
Krishna-Godavari Dispute
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Rehabilitation of Displaced People
Rehabilitation of Displaced People
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Salal Project
Salal Project
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Bhakra Nangal Dam
Bhakra Nangal Dam
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Tehri Dam
Tehri Dam
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Narora Atomic Power Station
Narora Atomic Power Station
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Gandhi Sagar Dam
Gandhi Sagar Dam
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Rana Pratap Sagar Dam
Rana Pratap Sagar Dam
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Sardar Sarovar Dam
Sardar Sarovar Dam
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Narmada Bachao Andolan
Narmada Bachao Andolan
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What is a dam?
What is a dam?
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What are the uses of a Dam?
What are the uses of a Dam?
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Why are dams important for water management?
Why are dams important for water management?
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How are dams classified?
How are dams classified?
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What are the categories of dams based on height?
What are the categories of dams based on height?
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What is a multi-purpose project?
What is a multi-purpose project?
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Give an example of a multi-purpose project in India.
Give an example of a multi-purpose project in India.
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What does the Hirakud project in the Mahanadi basin demonstrate?
What does the Hirakud project in the Mahanadi basin demonstrate?
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Rainwater harvesting
Rainwater harvesting
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Guls or Kuls
Guls or Kuls
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Rooftop rainwater harvesting
Rooftop rainwater harvesting
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Inundation channels
Inundation channels
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Khadins and Johads
Khadins and Johads
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Koyna dam
Koyna dam
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Mettur Dam
Mettur Dam
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Rooftop Rainwater Harvesting in Rajasthan
Rooftop Rainwater Harvesting in Rajasthan
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Tanka
Tanka
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Indira Gandhi Canal
Indira Gandhi Canal
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Impact of the Indira Gandhi Canal on Rainwater Harvesting
Impact of the Indira Gandhi Canal on Rainwater Harvesting
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Modern adaptations of traditional Rainwater Harvesting
Modern adaptations of traditional Rainwater Harvesting
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Gendathur, Karnataka
Gendathur, Karnataka
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Tamil Nadu and Rooftop Rainwater Harvesting
Tamil Nadu and Rooftop Rainwater Harvesting
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Annual Precipitation
Annual Precipitation
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Collection Efficiency
Collection Efficiency
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Bamboo Drip Irrigation
Bamboo Drip Irrigation
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Traditional Method of Water Harvesting
Traditional Method of Water Harvesting
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Water Resource Management
Water Resource Management
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Meghalaya
Meghalaya
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Hydraulic Structures
Hydraulic Structures
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Stone Rubble Hydraulic Structure
Stone Rubble Hydraulic Structure
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Dam and Reservoir
Dam and Reservoir
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Multi-Purpose Project
Multi-Purpose Project
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Water Resource Management in India
Water Resource Management in India
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Water Scarcity
Water Scarcity
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Qualitative Water Scarcity
Qualitative Water Scarcity
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Quantitative Water Scarcity
Quantitative Water Scarcity
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Study Notes
Water Resources
- Water is essential for life on Earth
- Freshwater is obtained from precipitation, surface runoff, and groundwater
- Water is continuously renewed through the hydrological cycle, making it a renewable resource
- Despite this, water scarcity is a global issue, predicted to affect nearly two billion people by 2025
- Water scarcity is often linked to low rainfall or drought-prone regions, but unequal access and over-exploitation are equally important factors
Water Scarcity and Conservation
- Water scarcity is caused by variations in rainfall, over-exploitation of water resources, and unequal access to water amongst different social groups
- Regions like Rajasthan, with their low rainfall, are often associated with water scarcity; however, the issue is widespread
- Increased population and the demands of agriculture and industry exacerbate water scarcity issues
Multi-Purpose River Projects
- Dams, reservoirs, and irrigation channels have been used for managing water resources for centuries
- Multi-purpose projects aim to provide multiple uses (e.g., irrigation, electricity generation, flood control) from a single river system
- Modern multi-purpose projects have come under scrutiny for their impact on the environment, displacement of communities (due to land acquisition), and disruption of ecosystems
Traditional Rainwater Harvesting
- Ancient civilizations developed effective water harvesting techniques tailored to local ecological conditions
- Rooftop harvesting, using tanks or cisterns, was and still is a widespread practice, especially in arid and semi-arid regions
- Traditional techniques often involved creating collection surfaces (like 'kuls' or diversion channels) to collect rainwater and direct it to storage basins
Modern Adaptations of Rainwater Harvesting
- Modern adaptations of rainwater harvesting techniques include using modern materials and methods to collect and store rainwater
- Initiatives like the rooftop rainwater harvesting programs in Tamil Nadu showcase successful modernization efforts to conserve water
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