5. Reach earth tthrough
1. Rain
2. Snow
3.Dew negligible
very seasonal
117cm average
less rainfall in desert
6.
7.
8. Surface water
• River, lake, pond, tank
• 10,360 rivers include Ganga, kaveri, brahmaputra, mahanadi
• Lake like Wular, Loktak are confined only in particular area
9.
10.
11.
12.
13. Ground water
• Ganga and Brahmaputra replenish ground water about 46 percent
• Penisular area are deprive of ground water due to impervious rock
and water table is very low
• Tamil Nadu and M. P has high potential
• Low water table is due to overdrawing of water, deforestation and
runaway waters from river and rain due to various reason
14.
15.
16. Ocean water
• Due to peninsula projection large part of India has free access to sea
and ocean
• Numerous Lagoons and backwater gives another advantage in some
coastline areas
• But due to its salinity it has limited ues
26. Bhakra Nangal
Project
• Sutlej river
• Joint venture of Punjab, haryana, Rajasthan and delhi
• Highest in the world
• Irrigated 1.5million hectares
• Produce 1204MW
27.
28. Damodar Valley Project
• 4dams built on Damodar river
• 5.5lakhs hectares
• 118MW
• CONTROL FLOODS
38. Rajasthan Canal
Project
• Otherwise called Indira Gandhi Canal
• 1.25m hectares
• Feeds thirsty dry state of Rajasthan
• From Sutlej, Ravi and Beas River
