What are the disadvantages of Bhakra Nangal Dam?
1. Dams are extremely expensive to build and must be built to a very high standard. 2. The high cost of dam construction means that they must operate for many decades to become profitable.
What are the advantages of Bhakra Nangal Dam?
Irrigation: The primary use of the dam is irrigation, storing rainwater. The dam provides irrigation water to Haryana, Rajasthan, Gujarat, and Himachal Pradesh. Electricity: The water of Bhakra dam is also used to provide electricity for states of Haryana, Rajasthan, Gujarat, and Himachal Pradesh.
What are advantages and disadvantages of dams?
1}These are the main source of power generation. 2}These projects control the floods because water can be stored in them. These projects have converted many, ‘rivers of sorrows’ into ‘rivers of boon’. 3}Thes projects are the main source of irrigation and also help in conserving soil.
What are dams give two advantages and two disadvantages of dams?
The buildup of water within the lake ensures that when required and also when water is released for electricity production, the energy can be stored. When used the electricity generated by the dams does not generate greenhouse gases and therefore does not cause pollution.
Is dam good or bad?
Dams can create a reservoir to hold water, protect areas from floods, or generate clean electricity. But wait, there’s more: A dam also physically blocks migrating fish and changes the overall biology of the life in the river by changing the natural water flow.
What are the negative effects of dams?
Dams change the way rivers function. They can trap sediment, burying rock riverbeds where fish spawn. Gravel, logs, and other important food and habitat features can also become trapped behind dams. This negatively affects the creation and maintenance of more complex habitat (e.g., riffles, pools) downstream.
What positive effects will the dam have?
Dams have a great deal of positive and negative effects on the environment be- sides their benefits like controlling stream regimes, consequently preventing floods, obtaining domestic and irrigation water from the stored water and generating en- ergy.
What are three main problems from dams?
Environmental Problems Caused By Dams
- (i) Soil Erosion:
- (ii) Species Extinction:
- (iii) Spread of Disease:
- (iv) Changes to Earth’s Rotation:
- (v) Sedimentation:
- (vi) Siltation:
- (vi) Water logging:
- (viii) Salinisation:
What are the 3 largest dams in the world?
List of largest dams
| Rank | Name | Installed capacity [MW] |
|---|---|---|
| 1 | Tarbela Dam | 4,888 |
| 2 | Fort Peck Dam | 185 |
| 3 | Atatürk Dam | 2,400 |
| 4 | Houtribdijk | 0 |
What is the most powerful dam in the world?
Three Gorges Dam
What country has the 2 largest dams?
Russia
Which is highest dam in world?
Nurek Dam
Which is the oldest dam?
Lake Homs Dam
Which is the first dam in India?
Kallanai Dam
Which is the first highest dam in India?
Tehri Dam
Who is the longest dam in India?
Hirakud
Which is the most dangerous dam in India?
List of 6 Highest Dams in India
- Tehri Dam.
- Bhakra Nangal Dam.
- Sardar Sarovar Dam.
- Hirakud Dam.
- Nagarjuna Sagar Dam.
- Idukki Arch Dam.
Which is the best dam in India?
Which state has highest dam in India?
Tamil Nadu
Is Bhakra Nangal Dam largest?
The length of the dam (measured from the road above it) is 518.25 m and the width is 9.1 m. Its reservoir known as “Gobind Sagar” stores up to 9.34 billion cubic metres of water. The 90 km long reservoir created by the Bhakra Dam is spread over an area of 168.35 km2….Bhakra Dam.
| Bhakra Nangal Dam | |
|---|---|
| Installed capacity | 1325 MW |
Which is the smallest dam in India?
Mukkombu Dam
Who is highest in India?
Kangchenjunga Peak
Which is smallest in India?
Goa is India’s smallest state by area. Sikkim is India’s smallest state by Population. Lakshadweep is India’s smallest Union territory (by Area).
How many dams India has?
5,202
Which is the longest river in India?
| Sl. No. | River | Length (km) |
|---|---|---|
| 1. | Indus | 2,900 |
| 2. | Brahmaputra | 2,900 |
| 3. | Ganga | 2,510 |
| 4. | Godavari | 1,450 |
Which is the second highest dam in India?
Hirakud Dam
How many dams are important in India?
List of Dams in India | Their Location & Rivers on Which They are Built!
| S.No. | Dams in India | Rivers |
|---|---|---|
| 23. | Walayar Dam (1964) | Walayar |
| 24. | Idukki Dam | Periyar |
| 25. | Banasura Sagar Dam | Kabini |
| 26. | Tungabhadra Dam | Tungabhadra |
Which is biggest dam in Karnataka?
List with specifications
| Dam/Reservoir | River | Length of Dam (m) |
|---|---|---|
| Bhadra Dam | Bhadra | 1708 |
| Tungabhadra Dam | Tungabhadra | 2443 |
| Hemavathi Reservoir | Hemavathi | 4692 |
| Kabini Reservoir | Kabini | 2732 |
What is the rank of Tehri dam in the world?
Tehri Dam is the highest dam in India,with a height of 261 meters and the eighth tallest dam in the world.
Which is oldest port in India?
Kolkata Port Trust