Us rainwater can be used directly in water scarce period by construction of sump and collect the roof top rainwater through filter media. 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. Harvesting, storing, and treating rainwater for domestic use chapter 1 introduction rainwater and snowmelt are the primary sources of all drinking water on the planet. Rainwater harvesting ppt play ppt play ppt download. Download sources of water ppt power point presentation pdf.
Our rainwater harvesting systems provide the solution and are ideal for businesses with high nonpotable water demand. Rainwater harvesting seminar report, ppt, pdf for civil. Rainwater harvesting is a technique of collecting rainwater and storing it for use. A traditional and green system to preserve the world water resources. Ppt water harvesting for groundwater recharge powerpoint presentation free to download id. Rainwater harvesting is an excellent means of supplementing water for use on site if the process is permitted by state andor local laws. Aug 15, 2018 rainwater harvesting is an environmentally responsible and socially acceptable source of water. Our goal is to educate the public about rainwater harvesting and other water related issues so that we can have a sustainable water supply for generations to come. Assessment of best practises and experience in water harvesting.
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. Ppt water harvesting for groundwater recharge powerpoint. Assessment of best practises and experience in water. Members include academia, government and business, all critical. Rainwater harvesting is an environmentally responsible and socially acceptable source of water. The water can be collected from various surfaces such as rooftops and other hard surfaces over which water will runoff. Conservation techniques conserve water within the biomass and the soil by reducing runoff and keeping the water where it falls, as much as possible.
Find powerpoint presentations and slides using the power of, find free presentations research about rainwater harvesting ppt. Download free water powerpoint templates to plan your next canoe journey. Perhaps one of the most interesting aspects of rainwater harvesting is learning about the methods of capture, storage, and use of this natural resource. Waterharvesting image gallery rainwater harvesting for. 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. The project is based on the procedure of storing the rain water i. 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. Alternatively, there are plenty of safety measures to be taken to treat waterborne diseases with free water ppt backgrounds. Ppt rainwater harvesting powerpoint presentation free. 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. Today rainwater harvesting is being used worldwide for drinking human and livestock and agricultural purposes. This free weather template for powerpoint can also be used for other complex powerpoint presentations and also as a basic template for.
A free powerpoint ppt presentation displayed as a flash slide show on id. Have a loot at the below ppt for indepth details on how a rainwater harvesting system is done. Rainwater harvesting is the practice of collecting the water produced during rainfall events. The uploader spent hisher valuable time to create this water conservation powerpoint presentation slides, to share hisher useful content with the world. The conventional water sources namely well, river and reservoirs, etc. Rainwater harvesting seminar and ppt with pdf report study mafia.
Water harvesting techniques for sustainable water resources. Rainwater harvesting process, advantages and disadvantages. 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. It is one of the purest form of water found on earth, because it is collected after it. Rainwater harvesting also helps in reducing runoffs and solving drainage problems while giving you. Rainwater harvesting ppt and seminar free download. Rain water harvesting rain environmental engineering. Because of its lack of chlorine, rainwater is ideal for landscape gardens and plants. Rain water harvesting rwh techniques have been utilized throughout time as some irrigation methods have been used by the people of ur present iraq around 4500 bc and are at present used in india khadin structures. 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.
Why pay high water charges when it makes sense to install a rainwater harvesting system recovered rainwater can be used instead of mains water in areas such as toiletsurinals, wash downs etc. Since the use of the harvested water is located close to the collection source, this reduces the energy use required to move water around our cities. The rain water harvesting may be defined as the technique of collection and storage of rain water at surface or in subsurface aquifer before it is lost as surface run off. Water harvesting techniques gather water from an area termed the catchment area and channel it to the cropping area or wherever it is required. Collaborates on writing standards and codes for plumbing, treatment systems and water quality standards. The problem of water scarcity is basically because of urbanization, a social phenomenon that lets the rural areas got converted into urban areas, because in urban areas the ground is mostly covered with cemented carpeting that does not let the rainwater to percolated in the soil and reach the underground water tank as its ultimate destination. Presentations are available on themes, as diverse as umbrella beach, seaworld, and surfing. Scribd is the worlds largest social reading and publishing site.
A deep hole is dug in the earths crust to make a well. Roof top rain water harvesting depends upon the amount of rainfall and the roof top area. Rainwater harvesting can reduce storm drainage load and flooding in city streets. The water handbook is the result of wide collaboration within unicef, and provides a broad overview of stateoftheart programming for water management, protection and supply. Ppt water conservation powerpoint presentation free to. The water stored in the dams, for example, has already declined as the capacity of the dam and the rainfall intensity and pattern have changed.
All you need to do is just click on the download link and get it. Dec 05, 20 the problem of water scarcity is basically because of urbanization, a social phenomenon that lets the rural areas got converted into urban areas, because in urban areas the ground is mostly covered with cemented carpeting that does not let the rainwater to percolated in the soil and reach the underground water tank as its ultimate destination. Provides high quality water, soft and low in minerals 4. Essential benefits of rainwater harvesting rainwater harvesting is the most efficient and simple way in which we can create water reservoirs in cities and towns today. 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. Poorly drained dirt roads that are a problem, and waterharvesting dirt roads that are a solution. While the rainwater harvesting system investigate a new. Here we are giving you sources of water ppt and pdf. Check out the benefits of the rainwater harvesting. The community is heavily affected by hivaids and there are many widows and single occupancy households.
Provides workshops for training on harvesting systems. Rain water harvesting presentation linkedin slideshare. Pdf a project report on rainwater harvesting at amit. Also, rainwater is a free and relatively clean source of water. Roof top rain water harvesting can be a very effective tool to fight the problem of water shortage particularly in urban areas. Rainwater harvesting for drylands and beyond by brad lancaster. 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. Using rainwater, where appropriate, conserves potable. 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. Rainwater harvesting reduces the frequency and intensity of flooding around your house or property. 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. Ppt rainwater harvesting powerpoint presentation free to. If you liked it then please share it or if you want to ask anything then please hit comment button. Rain water harvesting free download as powerpoint presentation.
Rainwater harvesting is the simple process or technology used to conserve rainwater by collecting, storing, conveying and purifying of rainwater that runs off from rooftops, parks, roads, open grounds, etc. Ppt rain water harvesting powerpoint presentation, free. Improves the quality of ground water through dilution when recharged 5. Rainwater harvesting can reduce stormwater pollution, lessening its impact on our local watersheds. Sources of water water is found in rivers, seas, oceans and lakes. Give a talk on marine life with free water powerpoint templates. Wells are an important source of water in the indian villages. Water harvesting is the collection of runoff for a productive. Water harvesting is the collection of runoff for a productive use critchley and siegert, 1999 unless it is properly managed, concentrated. Rainwater harvesting helps utilities reduce the summer demand peak and delay expansion of existing water treatment plants. There are two main techniques of rain water harvestings. Thank you there are only 62 trillion litres 320 trillion gallons of water on planet earth. For more info see water harvesting from lowstandard rural roads by bill zydeek. For the love of physics walter lewin may 16, 2011 duration.
Global and local climate change affects much on the current water resources status. The water handbook is the result of wide collaboration within unicef, and provides a broad overview of stateoftheart programming. Ppt rainwater harvesting powerpoint presentation free to download id. 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. Our rainwater harvesting systems provide the solution and are. Its more an issue of the existing functionality of the processes, said shroff. View and download powerpoint presentations on rainwater harvesting ppt. Unicef programme division is pleased to present the water handbook part of the guidelines series on water, environment and sanitation. Water harvesting helps smooth out variation in water availability by collecting the rain and storing it more efficiently in closed stores or in sandy. The adobe flash plugin is needed to view this content. Rainwater harvesting provides a water supply buffer for use in times of emergency or breakdown of the public water supply systems, particularly during natural disasters.
Sep 20, 2017 here we are giving you sources of water ppt and pdf. Mar 12, 2017 it is very important now a days all as to know. Introduction to water harvesting water resources harvest. Rain water harvesting should be pushed through rewards.
Water harvesting techniques for sustainable water resources management in catchments area of extreme climate condition. Download pptx, 230kb tags harvesting rainwater rainwater harvesting ppt. Waterharvesting video gallery rainwater harvesting for. Free download water conservation powerpoint presentation.
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