Advertisements
Advertisements
Question
Describe some of the problems associated with the construction of dams.
Solution
Following problems are associated with building dams:
- Social problems: It makes many people homeless, by submerging large areas of human- settlements, thereby causing a social issue.
- Environmental problems: It causes deforestation and loss of biodiversity by submerging large varieties of plants and animals. This creates an ecological imbalance.
- Economic problems: This is an issue raised by many people who consider that construction of dams needs large amount of public money and there are no proportionate benefits.
APPEARS IN
RELATED QUESTIONS
State the advantages of constructing dams across the rivers.
The river water is said to be polluted with acidic wastes if the pH of river water is :
(a) zero
(b) above 7
(c) below 7
(d) exactly 7
Why are South Indian rivers not ideal for the inland water transport?
Describe the method of rainwater harvesting.
Groundwater will not be depleted due to ______
Khadins, bundhis, ahars, and kattas are ancient structures built for the purpose of ______
In our country, there are attempts to increase the height of several existing dams like Tehri and Almati, dams across Narmada. Choose the correct statements among the following that are a consequence of raising the height of dams.
(i) Terrestrial flora and fauna of the area are destroyed completely.
(ii) Dislocation of people and domestic animals living in the area.
(iii) Valuable agricultural land may be permanently lost.
(iv) It will generate permanent employment for people.
Volume of liquid is measured by ______.
How is 3% of freshwater distributed?
Which one is not an example of groundwater?
