Pumps and Motors

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July 8, 2021 A compilation of different state level solar irrigation policies provides a quick snapshot of institutional development of solar irrigation in India.
Different solar irrigation policies in India (Image: IWMI)
October 25, 2019 Groundwater use has doubled in Pune. Comprehensive mapping of groundwater resources and better management and governance is the need of the hour.
Groundwater, an exploited resource (Image Source: India Water Portal)
September 30, 2019 The recently concluded 4 day conference in Bangalore looked at the current state of global water resource challenges & future pathways to achieve the SDGs, while ensuring equity in access to all.
Charles Vorosmarty, Chair, COMPASS Initiative, Water Future at the opening plenary on advanced water system assessments to address water security challenges of the 21st century.
August 7, 2019 A million recharge wells for Bangalore
Ramakrishna Bovi is a traditional well-digger in Bengaluru. Image credit: Citizen Matters
July 2, 2019 Decentralised communitarian technology can mitigate the water crises facing us today.
Digging an open well that had some water at lesser depths ranging from 5-10 m using local technology in which a motor run winch draws up the dug up mud from the well bottom. (Image: Rahul Banerjee)
November 16, 2018 The latest study shows declining reserves and rising carbon dioxide emissions from pumping groundwater add to India’s environmental woes.
Billions of litres of groundwater pumped out every year contribute to carbon emissions. (Photo: IWP Flickr photos)
Adapting to the global groundwater crisis - Its usage needs to be regulated and monitored
The current global groundwater crisis reflects the fact that over the past century, groundwater withdrawal has grown to exceed natural renewable groundwater storage. Posted on 22 Apr, 2011 12:03 PM

The global groundwater crisis centers on withdrawals notably exceeding short term renewable storage. The current global groundwater crisis reflects the fact that over the past century, groundwater withdrawal has grown to exceed natural renewable groundwater storage. The single most important cause is the deep well turbine pump. Groundwater depletion is very high in both the United States and India.

Purushottam Patel's biogas-driven irrigation pump - A video case study
Purushottam Patel's biogas-driven irrigation pump Posted on 12 Apr, 2011 12:04 PM

 

 

Deep wells and prudence - Towards pragmatic action for addressing groundwater overexploitation in India - A World Bank document (2010)
India is the largest user of groundwater resources in the world. It is estimated that approximately 230 cubic kilometers per year is used annually, this is more than a quarter of the total world consumption from this resource.
It is in this context that this World Bank report looks at the reasons for this quantum of groundwater usage
Posted on 12 Apr, 2011 01:51 AM

India is the largest user of groundwater resources in the world. It is estimated that approximately 230 cubic kilometers per year is used annually, this is more than a quarter of the total world consumption from this resource.

It is in this context that this World Bank report looks at the reasons for this quantum of groundwater usage.

The report delves into socio-economic and political reasons and looks at policies which inadvertently promote so much extraction. The report also analyses various attempts to manage this resource. These attempts range from government and international agency efforts directed to grassroots mobilisations. Finally the report comes out with suggestions to deal with this crisis.

Model building bye-laws, developed by the Town & Country Planning Organisation - Ministry of Urban Development (2004)
A guide to help effective implementation for Urban Development. It outlines the dos and don'ts along with the laws and regulations that govern it. Posted on 11 Apr, 2011 03:11 AM

Building bye-laws are a set of standards used to regulate various facets of a building everything from its design to its safety features. In these 'Model Building Bye-Laws', the Town and Country Planning Organisation (TCPO) under the Ministry of Urban Development (MoUD) has created a guide for State Governments, Urban Local Bodies, Development Authorities to help them play a more effective role in enforcing the implementation of the master plans.

Booklets on water quality, river pollution and rainwater harvesting by Janhit Foundation
The three booklets discuss the issues of water quality, river pollution, and rainwater harvesting, in detail. Posted on 18 Jan, 2011 04:16 PM

The three booklets discuss the issues of water quality, river pollution, and rainwater harvesting, in detail.

Blueprint for farm growth
Acting with determination and firm action, it should be possible for India to step up its agricultural growth rate to 10 per cent. Posted on 28 Dec, 2010 03:12 PM

 

Since the start of the 11th Five Year Plan, the growth rate in agriculture has virtually remained stagnant. A scene at a paddy field in the outskirts of Hyderabad.

Mining - An increasing threat to our rivers - Article by Nitya Jacob
Mining constitutes a major, and largely unrecognized, threat to our rivers. It takes away what we have and also destroys whatever is left of it. Posted on 20 Dec, 2010 12:29 AM

Content Courtesy: Solution Exchange and Nitya Jacob
Author: Nitya Jacob

India’s arteries are choking. Her rivers, the lifeline of hundreds of millions, are over-taxed, polluted and encroached. They are being mined, dammed and emptied of water. Save for the four monsoon months, most rivers are streams of drains, depending on how many cities they pass through. This year people gaped in awe at the River Yamuna (I am sure they were over-awed by other rivers elsewhere too) as for the first time since 1978 looked like a river and not a drain.

Water management across space and time in India – A working paper by the University of Bonn
This paper links development of water management and its practices with social, religious, economic development with the rise and fall of the ruling regime. Posted on 17 Dec, 2010 10:09 PM

This working paper by the University of Bonn attempts to give a spatial and temporal overview of water management in India. It traces how people and the successive regimes made choices across space and time from a wide range of water control and distribution technologies. The paper divides the water management in India into four periods –

  • the traditional system of water management before colonial times;
  • response from the colonial rulers to manage the complex socio-ecological system;
  • large scale surface water development after independence; and
  • finally, the small-scale community and market-led revolution.

Pumping tests on wells: A means of measuring the storage and transmission properties of aquifers
Assessing the capacity of aquifers with pump tests Posted on 24 Aug, 2010 10:03 AM

The presentation by ACWADAM is part of the training module developed by them on “Planning, development and management of groundwater with special reference to watershed management programmes”. Pumping a well and observing the effect of such pumping on the water level in the pumped well as well as in the adjoining parts of the aquifer through observation wells is the basic procedure involved in a pumping test.

Dipping water table in Kolar, Karnataka, leaves a Persian wheel forlorn and frustrated
Videoblogging from S.Vishwanath of the Rainwater Club Posted on 14 May, 2008 09:45 AM

As ground water levels decline in India, Persian Wheels cannot reach the water to draw them out from open wells. One such Persian wheel stands forlorn and frustrated as the water table has dipped in Kolar, Karnataka India. This wheel has worked for the last 80 years and 2007 was the first time that the water table fell and the wheel could not work for the day.