Download Physiography of Karnataka

Physical Features
of
Karnataka
Karnataka : Location & Physiography
 Karnataka state is a part of peninsular India.
 Karnataka’s southern part consists of an undulating topography
whereas the northern part is a vast plain.
 The land slopes slightly towards the east & steeply towards
west.
 Physiographically the State may be divided into four distinct
regions:
 The Coastal Plains
 The Malnad Region
 The Northern Maidan
 The Southern Maidan
The Coastal Plain
 This region extends between the Western Ghats edge & the
Arabian Sea.
 It extends for 320 km from north to south in Karnataka & 13 to
32 km wide in the north & 50 to 65 km wide in south.
 Many fast flowing rivers cut through the coastal areas & form
estuaries.
 New Mangalore, Bhatkala, Malpe, karwar, Kumta, Belekere &
Honnavara are important ports.
 Panambur, Ullal & Someshwara are some
important beaches.
 The region receives very heavy and assured
rainfall, which exceeds 2,500 mm.
Cashew nut
Areca nut
Cardamom
Paddy
The Malnad Región
 Malnad Region or the ‘Sahyadris’ runs parallel to the coastline
from north to south.
 Total length is 650 kms & total width is 50-75 kms. Its height
ranges from 900 to 1500 meters from sea level.
 The rivers create many valleys & gorges.
 Steep slope in the west & gentle slope in the east.
 The malnad region receives more than 200 cms rainfall
annually.
 Malnad region is a protected
‘Bio-diversity zone’.
Coffee Plantation
Chikamagalur
Rubber Plantation
Kodagu
Tea Plantation
Chikamagalur
Orange Plantation
Kodagu
Shiradi Ghat
Hassan - Mangalore
Charmadi Ghat
Mangalore - Chikmagalur
Agumbe Ghat
Shimoga - Udupi
Hulikal Ghat
Shimoga - Kundapur
Jog Falls
Mullaiyangiri
Rudragiri
Kudremukh
Pushpagiri
The Northern Maidan Región
 The Northern Maidan region is a vast plain land with black soil
& is an extensive plateau.
 It is around 365 to 610 meters above sea level.
 It has rugged landforms with limestone at some places.
 This region is situated in the rain shadow region. The rainfall
ranges from 350 to 900 mm.
 The Krishna, the Bhima and the Tungabhadra river systems
drain the area.
 This region is also called ‘The Land of
Sunshine’.
Cotton
Jowar
Groundnut
Grapes
Gokak Falls
The Southern Maidan Región
 The Northern Maidan region extends from the Tungabhadra
river basin in the north to Chamarajanagar district in the south.
 The red soil with varying shades with not so fertility
predominates here.
 This area is made up of hard crystalline igenous rocks.
 This is also a rain shadow region like Northern Maidan and
receives a rainfall of 500 to 750 mm & the amount decreases
from west to east.
 The Tungabhadra, the Cauvery, the Pennar and the Palar river
systems drain this region.
Madhugiri
Ragi
Sugarcane
Floriculture
Mulberry
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