Ppt rainwater harvesting health powerpoint presentation free to download id. Its more an issue of the existing functionality of the processes, said shroff. It is one of the purest form of water found on earth, because it is collected after it has vaporized and is almost as good as distilled water. Using rainwater, where appropriate, conserves potable. 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. Due to rapid urbanization, the ground water recharge has been decreased drastically. Rainwater harvesting ppt video online download slideplayer. Grow salad greens all winter for less than 20 dollars gardening tips roots and refuge duration. Rainwater harvesting systems capture rainwater by directing it from large surfaces e. Rainwater harvesting seminar report, ppt, pdf for civil.
Rain harvesting tanks are water storage tanks for harvesting rainwater, rainwater harvesting systems use eco friendly tanks. A free powerpoint ppt presentation displayed as a flash slide show on id. A water harvesting manual for urban areas harvesting system broadly rainwater can be harvested for two purposes storing rainwater for ready use. Rainwater harvesting potential sites at margalla hills national park 50 a scientific journal of comsats science vision vol. While the rainwater harvesting system investigate a new. Need of datasets including water saving, stormwater management and energy consumption aspects. The only difference is that now better methods have been developed. This report an analysis of household rainwater harvesting schemes in falelima, samoa is hereby approved in partial fulfillment of the requirements for the degree of. Rain water harvesting complete authorstream presentation. Through an ordinance titled tamil nadu municipal laws ordinance, 2003, dated july 19, 2003, the government of tamil nadu has made rainwater harvesting mandatory for all the buildings, both public. Rain water harvesting in srilanka rainwater harvesting has been a popular method of obtaining water for agriculture and for drinking purposes in rural homes. 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. Rainwater harvesting a free powerpoint ppt presentation displayed as a flash slide show on id.
The harvested rainwater is filtered and then pumped directly to the appliances or to a header tank. Benefits of rainwater harvesting rainwater harvesting provides the longterm answers to the problem of water scarcity. Roof water harvesting is the act of collecting rainwater from roofs for storage. 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. 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.
Storage can range from small containers made for other purposes, for example oil drums, food cans etc, but used as domestic storage, up to large tanks of 150 cubic metres. View and download powerpoint presentations on rainwater harvesting ppt. Presentation on rainwater harvesting this power point presentation by dr. Ppt rainwater harvesting powerpoint presentation free to. There are many rainwater harvesting opportunities on developed sites and even very small yards. Rainwater harvesting is a technique used for collecting, storing and using rainwater for landscape irrigation and other uses. Rainwater harvesting is a technique of collecting rainwater and storing it for use.
Aug 15, 2018 to make the process of rainwater harvesting easier, it is advisable to build some sort of collection system. The adobe flash plugin is needed to view this content. Due to the storage retention and the usage of rainwater the water flowing off housing estates in both reduced and delayed. Collected rainwater is used for domestic purposes and irrigation.
Rainwater harvesting, in its broadest sense, is a technology used for collecting and storing rainwater for human use from rooftops, land surfaces or rock catchments using simple techniques such as jars and pots as well as engineered techniques. Jul 10, 2019 rain water harvesting should be pushed through rewards. Rainwater harvesting 101 your howto collect rainwater guide. Waterharvesting video gallery rainwater harvesting for. Rainwater harvesting is a practice followed by india, pakistan, afghanistan, and iran at 3rd century bc to collect and store rainwater from rooftops, land surface, and more. Aug 11, 2016 rainwater harvesting, from the common definition of harvesting, is a process that involves collecting rainwater and increasing its value by eliminating impurities or directing it to places where its use is highly required. Ppt rainwater harvesting powerpoint presentation free. Rainwater harvesting offers an ideal solution in areas where there is sufficient rain but inadequate ground water supply and surface water resources are either lacking or are insufficient. Ppt rainwater harvesting powerpoint presentation free to download id. Rainwater harvesting for drylands and beyond by brad lancaster. We use water for drinking, irrigation, industry, transport and for the production of hydroelectricity. Improves the quality of ground water through dilution when recharged 5.
Provides high quality water, soft and low in minerals 4. Rain water harvesting free download as powerpoint presentation. Find powerpoint presentations and slides using the power of, find free presentations research about rainwater harvesting ppt. Rain water harvesting can be effectively implemented in our office and residential complexes for conservation of rain water. Rainwater harvesting the provision of the storage tank is the most costly element of a rainwater harvesting project, usually about 90% of the total cost. Mar 12, 2017 it is very important now a days all as to know. Rainwater harvesting seminar and ppt with pdf report study mafia. 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 systems can be as simple as a rain barrel for garden irrigation at the end of a downspout, or as complex as a domestic potable system or a multiple enduse system at a large corporate campus.
Rain water harvesting is a technique by which we can conserve the rain water and increase the level of the ground water and securing our future. In this study, the rain water harvesting rwh system is analyzed as a alternative source of water at campus of government college of engineering, aurangabad geca in the state of maharashtra, india. Presented by rajesh kumar gupta suraj kumar vishwakarma 2. The water can be collected from various surfaces such as rooftops and other hard surfaces over which water will runoff. Need, methods and other details water is an important natural resource and is the very basis of our life. 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. 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. The tentative date for enforcing this deadline was june 2001. This has been included in indian railway works manual 2000 vide correction slip no. Rainwater harvesting ppt play ppt play ppt download.
Executives pointed out to lack of standard written procedures for construction of check dams or other water harvesting systems by private parties in areas under government jurisdiction. Our goal is to educate the public about rainwater harvesting and other waterrelated issues so that we can have a sustainable water supply for generations to come. Rainwater harvesting seminar and ppt with pdf report. Water is a cyclic resource which can be used again and again after cleaning. Hari krishna of twdb provides an overview of rainwater harvesting. The legislation to promote rainwater harvesting was enacted through the urban development authority amendment act, no. Rainwater harvesting, whether it is from parking lots or rooftops, is the collection and storage of rainwater.
Sep 28, 2016 grow salad greens all winter for less than 20 dollars gardening tips roots and refuge duration. Ppt rainwater harvesting health powerpoint presentation. All you need to do is just click on the download link and get it. Pdf a project report on rainwater harvesting at amit.
In some countries, it is the only source of potable water. The project is based on the procedure of storing the rain water i. An analysis of household rainwater harvesting schemes in. How rainwater harvesting works waterways environmental. Rainwater is some of the cleanest and purest water available. When constructed and maintained correctly, roof water harvesting systems can provide clean, affordable water for consumption and hygiene. Rainwater is usually collected from rooftops, greenhouses, pool covers and other relatively clean surfaces. Dec 26, 2017 rainwater harvesting is a strategy of collection and storage space of rainwater into natural reservoirs or tanks, or the seepage of surface water into subsoil water channels. Explore rainwater harvesting with free download of seminar report and ppt in pdf and doc format. Rainwater harvesting systems rain water tanks ireland for the storage of water for home and garden use. Rainwater collection systems can be as simple as collecting rain in a rain barrel or as elaborate as harvesting rainwater into large cisterns to supply your entire household demand. Check out the benefits of the rainwater harvesting.
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