Explain the advantages and disadvantages of large dams and reservoirs

What will be an ideal response


Advantages:
-provides irrigation water
-provides drinking water
-useful for fishing and recreation
-produces cheap electricity
-reduces downstream flooding

Disadvantages
-flood land under the reservoir displaces people and destroys croplands and forests
-large amounts of water are lost from the surface of the reservoir through evaporation
-deprives downstream areas of nutrient-rich silt
-risk of failure and devastating downstream floods
-disrupts migration and spawning of fish

Environmental & Atmospheric Sciences

You might also like to view...

How much of the world's table salt is produced by the evaporation of seawater?

A) One quarter B) One third C) One half D) Three-quarters

Environmental & Atmospheric Sciences

____________________ evolution is the development of similar characteristics in distantly related organisms

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

Artificial wetlands can be used for

A. Recreation B. Filtering and treating sewage effluent C. Collecting storm runoff D. Cooling of industrial water E. All of these are correct

Environmental & Atmospheric Sciences

Sediments on the deep-ocean floor are able to give information on the age and history of the

surrounding continents and even the biological productivity of the water itself. Indicate whether the statement is true or false.

Environmental & Atmospheric Sciences