2. • Canal is defined as an artificial channel
constructed on the ground to carry water
from a river (or) another canal (or) a reservoir
to the fields.
• The largest canal in India is the “Indira Gandhi”
canal ,which is about 650 km long.
3.
4. • Canal irrigation is nothing but,Supplying of water to the
fields to perform irrigation by canals.
• The water in the canal flows by action of gravity.
5. 1. Permanent Canal : Continuous source of water supply.
Also called perennial canals.
2. Inundation Canal : Linked to large rivers and use excess water
of rivers at the time of floods.
6. 1. Irrigation canal : Carries water from its source to
agricultural fields.
2. Power canal : Used to carry water for generation of
hydroelectricity.
3. Feeder canal : Feeds two or more canals.
4. Navigation canal : Used for transport of goods.
7. • Canal lining is a protective layer in canal
which resist the flow of water through it’s bed
and sides.
• The main advantage of canal lining is to protect
the water from seepage loss .
