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The river has supported agriculture for centuries and has served as the lifeline of several kingdoms in the past. Access to the river's waters has been a cause of dispute among the states of Karnataka and Tamil Nadu for decades. The Kaveri basin is a densely populated region, with several towns and cities located on its banks.
The ONGC was also continuing its exploration in the Cauvery Basin and in Ramanathapuram area. As a result of the exploration, ONGC has been able to establish "production of oil @ 0.375 million tonnes per year and gas production @ 0.4 million cubic metres per day as on 1.1.2000", he said, quoting Ministerial figures.
In order to control the flooding of rivers, sand mounds were raised so that water could be diverted for irrigation. Direct irrigation from canals was possible on the basins of the Kaveri, the Periyar and the Tamaraparani. Kallanai, a dam built on river Kaveri during this period, is considered the oldest water-regulation structure in the world.
The tribunal has also permitted the basin states to use all the excess water available in above normal water years. Moreover, the river basin population has reached 40 million in the year 2015 and the increasing per capita inorganic salts used/consumed in industrial, agriculture and residential sectors are enhancing the salt export requirements.
Chart showing the major river systems of India along with the tributaries and distributaries of some of them.. As per the classification of Food and Agriculture Organization, the rivers systems are combined into 20 river units, which includes 14 major rivers systems and 99 smaller river basins grouped into six river units.
Cultivated land in the basin amounts to 1,800 km 2 (690 sq mi) while the population density is 120 people per km 2 (311/mi 2) in the countryside, and 1000 people per km 2 (2590/mi 2) in the cities. The area is known for its scanty rainfall and the development of the Noyyal River Tanks System to hold any overflow from the rains plus the water of ...
The Mettur Dam is one of the largest dams in India and also the largest in Tamil Nadu, located across the river Kaveri where it enters the plains. Built in 1934, it took nine years to complete. [1] Maximum height and width of the dam are 214 and 171 feet, respectively. [2]
Basin Area of Agriculture benefitig from Kaveri waters (in km 2) in 2000 Basin Area of Agriculture benefitig from Kaveri waters (in km 2 ) in 2006 —Preceding unsigned comment added by Tjsnathan ( talk • contribs )