Rainfall and other forms of Precipitation

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Featured Articles
May 8, 2024
Ecosystem-based approach to water management: Key to Karnataka’s water future
What is the ecosystem based approach to water management? How can it help in solving the water woes of states in the Deccan Plateau?
An ecosystem based approach to water management (Image Source: India Water Portal)
January 25, 2024
Decoding the moody monsoon
This report by CEEW discusses the findings of a study on India’s first sub-district -level monsoon variability assessment to decode changing rainfall patterns across India during the southwest and northeast monsoon.
The moody monsoon (Image Source: Mayank Makhija via IWP Flickr photos)
August 16, 2023
Raindrops and Ripples
India Water Portal is hosting a photo competition on World Photography Day. Hurry, send us your photos before 31st August!
May 8, 2023
Adaptation and mitigation for monsoon extremes in the Indo Gangetic Plains
Warming will not only lead to a decline, but also trigger monsoon extremes in the Indo Gangetic Plains.
A woman wades through knee-deep water with her belongings. (Picture courtesy - 101Reporters) (Source: IWP Flickr photos)
May 4, 2023
The changing face of monsoon
Climate change is expected to have significant impacts on the Indian monsoon
As per the India Meteorological Department (IMD), instances of heavy rainfall have increased by almost 85% in the country since 2012 (Image: Marina, 2009,Wikimedia Commons)
April 4, 2023
Forests, water fountains of the skies
Forests greatly help in maintaining the water balance of nature by storing water during monsoons and making this water available during dry seasons. India urgently needs to save its forests to prevent droughts and the adverse effects of climate induced global warming.
Forests and soil moisture can act as buffers to store water during dry spells (Image Source: India Water Portal)
Designing your own rooftop rainwater harvesting system: A presentation
This presentation explains the basics of rainwater harvesting. Calculate the amount of rainwater you can harvest off your roof and design your own RWH system.
India Water Portal
Posted on 21 Aug, 2009 11:19 AM

Download the presentation from below
20 tips to help you choose your rainwater harvesting design from Mihir Maitra
Tips to help you choose your rainwater harvesting design, from Mihir Maitra, consulting hydrogeologist
Mihir Maitra
Posted on 21 Aug, 2009 11:08 AM

From collection to storage and recharge, Maitra explains in layman's terms the basics of rainwater harvesting.

Download the attchment from below
Impact of climate change in India: An agro - ecological zone level analysis
A detailed look at the possible impacts of climate change on the different agro - ecological zones demarcated in India
Rama Mani
Posted on 20 Aug, 2009 06:04 PM

India is gifted with heterogeneous landforms and variety of climatic conditions such as the lofty mountains, the raverine deltas, high altitude forests, peninsular plateaus, variety of geological formations endowed with temperature varying from arctic cold to equatorial hot, and rainfall from extreme aridity with a few cms (<10 cm) to pre humid with world's maxim
"The wisdom that was !" - A talk by Anupam Mishra on the traditional water harvesting systems of the Thar desert, Rajasthan
The Wisdom That Was !, captures a very interesting and informative talk by Anupam Mishra, on traditional water harvesting systems of the Rajasthan desert.
India Water Portal
Posted on 20 Aug, 2009 05:57 PM

This talk is part of a multimedia course series developed by Arghyam for the India Water Portal. The talk is in Hindi, with some subtitles in English.
Rain shocked: A Down To Earth's study on the effects of climate change on precipitation patterns in India
A Down To Earth research study on how climate change is leading to a rising trend of short but intense spells of rainfall, which is making usable water scarce in India
Down to Earth
Posted on 20 Aug, 2009 05:11 PM

This research study (Mar 15 2009) throws light on how climate change is leading to a rising trend of short but intense spells of rainfall, which is making usable water scarce in India.

Read the study
Augmenting groundwater: The basics on how to construct a recharge well
Recharge wells are one of the best options for augmenting underground water holding. This article explains the site specifications and techniques used in the construction of these wells
rajshekar
Posted on 20 Aug, 2009 05:10 PM

 
Recharge well with gravel and sand bed to filter rainwater. Image courtesy India Water Portal
Informative and detailed slideshows on all things related to household rainwater harvesting
A set of informative and detailed slideshows on all things relating to rainwater harvesting at home
rajshekar
Posted on 20 Aug, 2009 04:34 PM

Seven easy steps to constructing a recharge pit
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The making of a recharge well
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Fed by rain - India's rainfed and poorest areas overlap
India's rainfed areas are agriculture intensive - 85% of the employed people in these areas are engaged in agriculture.
Down to Earth
Posted on 20 Aug, 2009 03:52 PM

Consisting mainly of arid and semi-arid areas and the country's 200 backward districts, these rainfed regions are concentrated in 13 states.
Technologies for lake restoration: A paper from Helmut Klapper on water quality and restoration of lakes
A paper on economical and ecologically safe technologies that will greatly enable restoration of lakes
Helmut Klapper
Posted on 20 Aug, 2009 03:46 PM

Download this guide to technologies which can assist you in your goal to restore lakes.

Read more on the Journal of Limnology
Revival of ancient water tanks in India: Case studies from Karnataka and Tamilnadu
This page will help you learn more about how the revival of ancient water tanks is once again benefiting the community today
World Bank and DHAN Foundation
Posted on 20 Aug, 2009 03:26 PM

Centuries old dried up water tanks have been revived with the combined efforts of the local community and the authorities.
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