Urban Development and the Desertification of Bangalore Essay

Urban Development and the Desertification of Bangalore Essay

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Introduction:

Bangalore, the city growing fastest in Asia and 5th largest city, in India, has a decade population growth rate of 39% (87,49,944 populations) as per 2011 census (Source: census of India). The average annual total rainfall is about 931 mm with about 60 rainy days (Source: Indian Meteorological Department). The city enjoys a pleasant climate throughout the year. Its tree lined avenues, parks and abundant greenery have made Bangalore the ’Garden City’ of India; situated at an altitude of 920 m above mean sea level. Bangalore enjoys a salubrious climate all round the year as the summer temperature ranges from 18° C to 38° C while the winter temperature ranges from 12° C to 25° C (Santosh Kr. Singh, 2009; Sudhira, Ramachandra, & Bala Subrahmanya, 2007).

The settlements around the city have a recorded history that dates at least as far back as the 5th century. Urban settlements made their first appearance only in the 16th century by establishing Bangalore as the capital of the local king Kempe Gowda’s kingdom. Long term discharge of untreated domestic and industrial waste waters, storm water runoff, accidental spills and direct solid waste dumping influenced the urban aquatic ecosystems (Harini Nagendra, 2010; Jumbe Aboud & Nandini, 2010).

Local people maintained the lakes as the common property and each one of them enjoyed its resources. The structure of lakes depended on the water requirement, rainfall, catchment area and material used for construction. Lakes has formed by constructing dams along the natural valley system. The height of dams depended on the material used for construction. Dams constructed up to 3 meters height with of earth work. Stone embedded earth work dams have constructed for heights from 3 to...


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...ly.

Space for civic amenities should be given in all the new layouts. Piecemeal development of residential layouts must be banned, and the Government should take the responsibility of developing the residential layouts. Protection of lakes by leaving a space of 30 m surrounding the lakes and storm water drains.

Exclusive allocation of catchment areas should be made for the public purpose like Government office, Schools; Hospitals with at least 80% free space so that the lake can be fetched by clean water.

Supporting technological innovations to reduce the runoff and increase the infiltration should be encouraged. Adoption of water conservation policies in all spheres is must for Bangalore. More innovative and practical use of treated water has to be appreciated. Growth of other middle order towns will reduce the pressure on the existing city of crowded Bangalore.

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