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The earliest examples of irrigation works in Sri Lanka date from about 430 BCE, during the reign of King Pandukabhaya, and were under continuous development for the next thousand years. In addition to constructing underground canals , the Sinhalese were the first to build completely artificial reservoirs to store water , referred to as tanks ...
English: Locator map for Sri Lanka. Based on Image:Gislanka locator.svg created by Regunathan Umapathy ( User:Umapathy ), which is licenced under GDFL+CC-BY-2.5. Français : Carte vierge du Sri Lanka , avec les limites des provinces.
The tank cascade system (Sinhala: එල්ලංගාව, romanized: ellaṅgāva) is an ancient irrigation system spanning the island of Sri Lanka. It is a network of thousands of small irrigation tanks ( Sinhala : වැව , romanized: wewa ) draining to large reservoirs that store rainwater and surface runoff for later use.
Provincial governments of Sri Lanka are the devolved governments of the nine Provinces of Sri Lanka. In accordance with the Sri Lankan constitution , provinces have legislative power over a variety of matters including agriculture, education, health, housing, local government, planning, road transport and social services.
Description: Locator maps of the provinces Sri Lanka.: Date: 07/08/05: Source: Based on the district locator maps of Sri Lanka by User:Trengarasu (), who are licensed into the Public Domain.
Topographic map of Sri Lanka. Sri Lanka, an island in South Asia shaped as a teardrop or a pear/mango, [167] lies on the Indian Plate, a major tectonic plate that was formerly part of the Indo-Australian Plate. [168] It is in the Indian Ocean southwest of the Bay of Bengal, between latitudes 5° and 10° N, and longitudes 79° and 82° E. [169]
The Mahaweli Development program (Sinhala: මහවැලි සංවර්ධන වැඩසටහන) is known as the largest multipurpose national development program in the history of Sri Lanka and is also considered the keystone of the government's development program that was initiated in 1961.
Yodha Ela functions in a way of a moving reservoir because of its single banking aspect which is different from the present day double banking irrigation canals'. It feeds water in an area of 470 km 2 (180 sq mi) feeding 4,630 ha (11,400 acres) of paddy lands and 120 small tanks on its way from Kala Wewa to Tissa Wewa [7]