Search results
Results from the WOW.Com Content Network
The India Mark II is a human-powered pump designed to lift water from a depth of 50–80 m. [1] The Mark II is world's most widely used water handpump. [ 2 ] The pump was designed in the 1970s to serve village water needs in developing countries and rural areas.
A treadle pump is a human-powered suction pump that sits on top of a well and is used for irrigation. [1] It is designed to lift water from a depth of seven metres or less. The pumping is activated by stepping up and down on a treadle, which are levers, which drive pistons, creating cylinder suction that draws groundwater to the surfa
The utility plans to substitute surface water for groundwater through the construction of four large water treatment plants until 2020 at a cost of US$1.8bn (Saidabad Phase II and III, Padma/Pagla and Khilkhet). The treatment plants will draw water from more distant and less polluted rivers up to 160 km from the city.
When faced with the option of using near surface water or traveling to the hand pumps, many villagers chose the former. [20] In addition, animal contamination and the mixing of groundwater and surface water were factors in sub- par sanitation. [20] Another issue that faced the project was the fact that the pumps could only provide a maximum of ...
India's irrigation covered crop area was about 22.6 million hectares in 1951, and it increased to a potential of 90 mha at the end of 1995, inclusive of canals and groundwater wells. [31] However, the potential irrigation relies on reliable supply of electricity for water pumps and maintenance, and the net irrigated land has been considerably ...
The British imperial gallon (frequently called simply "gallon") is defined as exactly 4.54609 dm 3 (4.54609 litres). [4] It is used in some Commonwealth countries, and until 1976 was defined as the volume of water at 62 °F (16.67 °C) [5] [6] whose mass is 10 pounds (4.5359237 kg).
Despite an extensive river system, safe clean drinking water as well as irrigation water supplies for sustainable agriculture are in shortage across India, in part because it has, as yet, harnessed a small fraction of its available and recoverable surface water resource. India harnessed 761 cubic kilometres (183 cu mi) (20 percent) of its water ...
Through that "Title 20" was born. [1] Over time with the increase of pools and their complexity, the potential energy savings from residential pool pumps has become huge. [2] Residential pool pumps were first included in the 2005 Title-20 appliance standards that were adopted at the end of 2005. California has a limited ability to produce ...