Rain water harvesting is a system by which, the rainwater that collects on the roofs and the area around the buildings is directed into open wells through a filter tank or into a percolation chamber, built specifically for this purpose. Welcome to the samsamwater rainwater harvesting tool. View and download powerpoint presentations on rainwater harvesting ppt. Water scenario in jharkhand centre for science and environment new delhi centre for science and environment, new delhi area 79,714 sq km population 26. Rainwater powerpoint template is a free template for powerpoint presentations with a water rain image photo in the slide design that you can download to use in presentations about climate change but also about weather channel or national weather information. Rainwater harvesting is something that thousands of families across the world participate in, and you could be the next to enjoy the multitude of benefits offered with rainwater harvesting. Ppt rainwater harvesting powerpoint presentation free to download id. This free ppt template with colorful background can be used for example to decorate your online business opportunities presentations or art powerpoint presentations. But, strangely the supply is almost free area 437 sq kmts annual avg. Due to rapid urbanization, infiltration of rain water into the subsoil has decreased drastically and recharging of ground water has diminished. Rainwater harvesting articles find rainwater harvesting. Water harvesting helps smooth out variation in water availability by collecting the rain and storing it more efficiently in closed stores or in sandy. He made a rule that every house which is going to built in cities of that state must have a percolation pit rainwater harvesting system. Rain water harvesting presentation free download as powerpoint presentation.
Rain water harvesting seminar presentation groundwater. Assessment of best practises and experience in water harvesting rainwater harvesting handbook. The adobe flash plugin is needed to view this content. There are basically two models associated with rainwater harvesting. Various methods of rainwater harvesting are described in this section. Also explore the seminar topics paper on rainwater harvesting with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2015 2016.
The book on rain water harvesting is an attempt by iricen to propagate the concept of rain water harvesting which can be effectively implemented in our office and residential establishments. Roof water harvesting is the act of collecting rainwater from roofs for storage. Check out the benefits of the rainwater harvesting. Rain water harvesting gautam banerjee up jal nigam reasons of. It is an easy, simple and worthwhile process, so it is only in your best interest to take a look at rainwater harvesting and its benefits to your home. Explore rainwater harvesting with free download of seminar report and ppt in pdf and doc format. Rainwater harvesting seminar report, ppt, pdf for civil. Socioeconomic aspects of rainwater harvesting i roles of municipalities, ngos and city dwellers in water management and rainwater harvesting ii public awareness on. Acknowledgement through the means of powerpoint presentation slides, we students of batch 201115, civil engineering department, manit, have made a small effort to study the employed techniques in the field of rainwater harvesting in iran. Rain water harvesting gautam banerjee up jal nigam reasons. Introduction rainwater harvesting is a technology used for collecting and storing rainwater from rooftops, the land surface or rock catchments. Rainwater harvesting is a technology used for collecting and storing rainwater from rooftops, the land surface or rock catchments using simple techniques such as jars and pots as well as more complex techniques such as. Find powerpoint presentations and slides using the power of, find free presentations research about rainwater harvesting ppt.
One method of rainwater harvesting is rooftop harvesting. This technique usually found in asia and africa arise from practices employed by ancient civilizations. Lrwhf organised a presentation by dr nalanie mithraratne on rain water harvesting experience in new zealand on tuesday 19th december 2006 at 2. An introduction to rainwater harvesting general description ainwater harvesting is a technology used for collecting and storing rainwater from rooftops, the land surface or rock catchments using simple techniques such as jars and pots as well as more complex techniques such as underground check dams. With rooftop harvesting, most any surface tiles, metal sheets, plastics, but not grass or palm leaf can be used to intercept the flow of rainwater and provide a household with highquality drinking water and yearround storage. Rain water may be utilized for both potable and nonpotable requirements such as. Rain water harvesting measures should begin four months before the monsoon is to arrive.
Aug 15, 2018 to make the process of rainwater harvesting easier, it is advisable to build some sort of collection system. When rain water harvesting measures are essential when the ground water is brackish or has a high iron or flouride content. Rain water harvesting in india in india, rain water harvesting was first introduced by andhra pradesh exchief minister n. Rainwater harvesting is a technology used for collecting and storing rainwater from rooftops, the land surface or rock catchments using simple techniques such as jars and pots as well as more complex techniques such as underground check dams. Concentrated water demand in urban areas for various purposes like household. Also explore the seminar topics paper on rainwater harvesting with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for. Rain water harvesting rwh techniques have been utilized throughout time as some irrigation methods. Rainwater harvesting in simple words is a process or activity of collection and storage of rain water. Waterharvesting video gallery rainwater harvesting for. Assessment of best practises and experience in water. Each drainpipe should have mesh filter at mouth and first flush device before connecting to storage tank. Rainwater harvesting is the collection and storage of rain for reuse onsite, rather than allowing it to run off.
Rainwater harvesting case study construction of household rainwater harvesting jars in uganda wateraid has been working to improve household water supplies in a ugandan village where 3,000 people lack access to safe water. If the rainwater harvesting system is intended to be the sole water source, the designer must size the system to accommodate the longest anticipated time without rain, or otherwise plan for another water source, such as a well backup or hauled water. The stored water is used for various purposes, such as. Rain water harvesting system powerpoint ppt presentation. Sep 28, 2016 grow salad greens all winter for less than 20 dollars gardening tips roots and refuge duration. Nalanie mithraratne is a research fellow working in new zealand. Methods of rainwater harvesting components, transport and. This article focus is on maintaining a healthy level of soil which can sustain water for weeks to sustain plants. Rainwater harvesting is a technique of collecting rainwater and storing it for use.
Our earth is covered with 75% of water and 25% of land but water scarcity is a global issue because the large extent of water is not used for the domestic purpose, irrigation purpose and one of the solutions for such problem is the rainwater harvesting in the areas of regular rainfall, the perfect alternative to overcome the water. History during 3rd century bc, the farming communities in pakistan, afghanistan, iran, and india used. Rainwater harvesting is the collection and storage of rainwater for reuse onsite, rather than allowing it to run off. Using rainwater, where appropriate, conserves potable. Rainwater is collected directly or recharged into the ground to improve ground water storage. There is also an android app of the rainwater harvesting tool available. The purpose of these strategies is to limit the use of imported.
This free weather template for powerpoint can also be used for other complex powerpoint presentations and also as a basic template for. Water harvesting potential of mumbai success stories in mumbai best bus depot tata institute of social science reclaimed land and threat of salinity. Provides high quality water, soft and low in minerals 4. The water can be collected from various surfaces such as rooftops and other hard surfaces over which water will runoff. Taking responsibility for clean water and water conservation provides a model for the community. Rainwater harvesting is an excellent means of supplementing water for use on site if the process is permitted by state andor local laws. Rainwater harvesting seminar and ppt with pdf report.
Our earth is covered with 75% of water and 25% of land but water scarcity is a global issue because the large extent of water is not used for the domestic purpose, irrigation purpose and one of the solutions for such problem is the rainwater harvesting. Introduction to water harvesting water resources harvest. Ppt rainwater harvesting powerpoint presentation free to. Assessment of best practises and experience in water harvesting. Also, rainfall from highintensity, short duration rainfall events may be lost to overflow from. Oct 01, 2017 this video is about rainwater harvesting system. Scribd is the worlds largest social reading and publishing site. He made a rule that every house which is going to built in cities of that state must have a percolation pitrainwater harvesting system. A video on the village and villagers of laporiya featured in the introduction of rainwater harvesting for drylands and beyond, volume 2, 2nd edition, and how they turned water scarcity into water abundance by harvesting the rain and revegetating their watershed. This free weather template for powerpoint can also be used for other complex powerpoint presentations and. Methods of rooftop water harvesting storage for direct use rain water collected from the roof is diverted to storage tank.
Grow salad greens all winter for less than 20 dollars gardening tips roots and refuge duration. Draft project proposal on rainwater harvesting at nit campus. Displaying powerpoint presentation on rain water harvesting gautam banerjee up jal nigam reasons of shortage available to view or download. Color rain powerpoint template is a free colors powerpoint slide design that you can download for powerpoint presentations. The community is heavily affected by hivaids and there are many widows and single occupancy households. We have included one of the presentations in our website that can be viewed by the public. Socioeconomic aspects of rainwater harvesting i roles of municipalities, ngos and city dwellers in water management and rainwater harvesting ii public awareness on rainwater harvesting 6. Rainwater harvesting rwh in grenada that subsequently informed the development. During the past three years we have done various presentations on the design and installation of rainwater harvesting systems to various groups of architects and project managers across south africa. Improves the quality of ground water through dilution when recharged 5.
Presentation on rain water harvesting in new zealand. Insitu rwh is achieved mainly by conservation tillage and has in this handbook been merged with micro catchment. Components of rainwater harvesting system uses and details. Ppt rainwater harvesting powerpoint presentation free. Eight waterharvesting principles the eight rainwaterharvesting principles appear in greater detail of both volumes of rainwater harvesting for drylands and beyond, but can be downloaded here to get you started.
With rooftop harvesting, most any surface tiles, metal sheets, plastics, but not grass or palm leaf can be used to intercept the flow of rainwater and provide a household with high. Rain retention basins can cut outdoor irrigation by 50% outdoor irrigation is the largest consumption of potable water. Download rain water harvesting gautam banerjee up jal nigam reasons of shortage ppt for free. Rain water harvesting is a system by which, the rainwater that collects on the roofs and. These stored waters are used for various purposes such as gardening, irrigation etc. Rainwater harvesting design presentation print tweet. Ppt rain water harvesting powerpoint presentation, free download. This free ppt template with colorful background can be used for example to decorate your online business opportunities presentations or art powerpoint presentations also this template can be used in other totally different topics like non profit.
It is hoped that this will serve as a helpful guide to the field engineers. Ppt rainwater harvesting powerpoint presentation, free. Rain water harvesting presentation linkedin slideshare. A traditional and green system to preserve the world water resources. To make the process of rainwater harvesting easier, it is advisable to build some sort of collection system. Presented by rajesh kumar gupta suraj kumar vishwakarma 2. Introduction to water harvesting free download as powerpoint presentation. Our earth is covered with 75% of water and 25% of land but water scarcity is a global issue because the large extent of water is not used for the domestic purpose, irrigation purpose and one of the solutions for such problem is the rainwater harvesting in the areas of regular rainfall, the perfect alternative to overcome the.
Rain water harvesting seminar presentation free download as powerpoint presentation. But before delving into the various components of an rwh system, it is, first of all important, to understand how useful rainwater harvesting is as well as the benefits of rainwater harvesting. A power point presentation that runs you through the why and how of rainwater harvesting in schools. What is rainwater harvesting capturing the rainwater as it falls on rooftops, sides of buildings and even concrete pavements filter it store it in large containers either above ground or underground in sumps for immediate consumption or charge the underground using percolation pits for use during dry months all forms of water found in lakes and rivers. Calculating rainfall volumes calculating rainfall volumes, from volume 1, provides instructions and examples of how to determine how much rain. Using this tool you can easily determine the optimum size of your rainwater harvesting reservoir. The storage of rain water on surface is a traditional techniques and structures used were underground.