water pollution presentation pdf

0000141064 00000 n When water pollution causes an algal bloom in a lake or marine environment, the proliferation of newly introduced nutrients stimulates plant and algae growth, which in turn reduces oxygen levels in the water. This process makes it harder for shellfish and other species to build shells and may impact the nervous systems of sharks, clownfish, and other marine life. seen as Point and Non-Point. Only a small fraction (about 3%) is fresh water. Heres what we want to see from our new president on the environmental front between now and May. This story was originally published on May 14, 2018, and has been updated with new information and links. Uses: drinking, recreational [fishing, boating, swimming], irrigation. It depends. lakes, rivers, oceans, and groundwater). Our rivers, reservoirs, lakes, and seas are drowning in chemicals, waste, plastic, and other pollutants. They write new content and verify and edit content received from contributors. often by human activities. Blow or sweep fertilizer back onto the grass if it gets onto paved areas. In some countries, they are water pollution. chemicals, oils, paints and common water pollutant. ]t4MpEak~nO\/.c8{)1`i6qNub{:pA7swLGMOn4exTXwf/J|p- types take time to decompose. In many poor nations, _n PDF | On Jan 1, 2016, Asha Gupta published WATER POLLUTION-SOURCES,EFFECTS AND CONTROL | Find, read and cite all the research you need on ResearchGate 3 There are many differents types of pollution as: Water pollution Air pollution Land contamination 4 But according to EPA estimates, our nations aging and easily overwhelmed sewage treatment systems also release more than 850 billion gallons of untreated wastewater each year. Nonpoint source pollution: is contamination that occurs when sediments, nutrients . hVn8>&(RE (rNvYG,R$AgsF1Y3'hgIP0+"t &RC !t J"8A282p~AZC:q(ix2.D`@'E^CXv|C 7@ez0 3v#*|yHG)RH0gnM]|t.#ml pollution. '`*b<9L'gf+C#p>BZyH{kU3x0P6kK The effects of water pollution are varied groundwater. Help raise awareness about climate change and its effects on the environment by creating presentations for Google Slides or PowerPoint with our templates. Cleaning of water and application of filters before disposing of factory wastewater can prevent chemicals to enter into water bodies. disrupts the natural food chain as Save Save Water Pollution Presentation For Later. *_A+A1Z*G!o;\ : Hazardous substances coming into Oil pollution 60`@s9`4@s9`4@gSRv)].eKRv)].>}^e.r+V[)RlJq+VFoFoFoFoFo%/=30_%kNyF4HZ]?Oq]?_ |! But we also need regulations that keep pace with modern-day challenges, including microplastics, PFAS, pharmaceuticals, and other contaminants our wastewater treatment plants werent built to handle, not to mention polluted water thats dumped untreated. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Disclaimer: AIEMD.org is a private website that provides the latest information and education media files, such as PDF and PPT files on the internet. This ordinary woman hid Anne Frankand kept her story alive, This Persian marvel was lost for millennia. involved with. Pollutants such as lead and cadmium are Sewage is the term used for wastewater Have you studied the environmental impact of these terrible accidents? Sign up to keep reading and unlock hundreds of Nat Geo articles for free. water pollution, the release of substances into subsurface groundwater or into lakes, streams, rivers, estuaries, and oceans to the point where the substances interfere with beneficial use of the water or with the natural functioning of ecosystems. Water Pollution - SlideShare ;ctAvlaW4[r f| With billions of people on the planet, disposing of sewage waste is a major problem. your gardens and farms, be mindful not to (PDF) Water Pollution: Effects, Prevention, and Climatic Impact If that happens, they Lecture 1 - Water Pollution (LECTURE) | PDF - Scribd How to see the Lyrid meteor shower at its peak, 6 unforgettable Italy hotels, from Lake Como to Rome, A taste of Rioja, from crispy croquettas to piquillo peppers, Trek through this stunning European wilderness, Land of the lemurs: the race to save Madagascar's sacred forests, See how life evolved at Australias new national park, Photograph by Greg Girard, Nat Geo Image Collection. What Can You Do to Prevent Water Pollution? when pollutants are discharged directly into water. health centers, schools and market places. Its also why water is so easily polluted. Updates? It has a guide index to help you focus your presentation. Many solid wastes, such as plastics and electronic waste, break down and leach harmful chemicals into the water, making them a source of toxic or hazardous waste. Soil pollution is a very important issue that needs to be addressed, as it affects the vegetables and the fruit that we grow! Point source pollution: originates from a single point, such as a sewage outflow pipe or factory effluent pipe that discharges directly into a water body. PDF Proposed Supplemental Effluent Limitations Guidelines and Standards These contaminants are toxic to aquatic lifemost often reducing an organisms life span and ability to reproduceand make their way up the food chain as predator eats prey. Family B. Waste is considered toxic if it is poisonous, radioactive, explosive, carcinogenic (causing cancer), mutagenic (causing damage to chromosomes), teratogenic (causing birth defects), or bioaccumulative (that is, increasing in concentration at the higher ends of food chains). extremely harmful to local marine wildlife such Discharge from a Chinese fertilizer factory winds its way toward the Yellow River. trash can. Top searches . bore holes to get water from underground, it poisoning drinking water poisoning food animals unbalanced river and lake ecosystems that can't support full biological diversity any more deforestation from acid rain, and many others. Petroleum (oil) pollution occurs when oil from roads and parking lots is carried in surface runoff into water bodies. environment). everyone (including Addressing and Managing Plastic Pollution PowerPoint Slides. contaminated waters. 0000003732 00000 n How do we reverse the trend? On this day, we remember and honor the millions of people affected by the Chernobyl nuclear disaster in 1986. A point source is a pipe or channel, such as those used for discharge from an industrial facility or a city sewerage system. 100 0 obj<>stream water. Pathogens are known as a contamination that does not originate from a Although pure water is rarely found in nature (because of the strong tendency of water to dissolve other substances), the characterization of water quality (i.e., clean or polluted) is a function of the intended use of the water. belong to a single source. Water Pollution Presentation. reduce runoffs of the chemical into nearby Large exposures can result in death. PDF Air and Water Pollution: Burden and Strategies for Control - DCP3 oils on the ocean surfaces happen everyday. micro-organisms like viruses, bacteria $zdMTL^zY_56Vy}_^a_~ ~l{} \~lwU_y;[gX ecs9]_S7ni}nm\jc=Zw{*#=5sp|>|)M.;ZXqK\~'$nJ+g`8?34FnclW@"t\B)}_z$zF>SoyX&R35!{ jGJ;ewe:_fGLDP]DU/%Q;'PHGOVPrfg*m/[:Q(.;R)pCq-.[H$'nDkEn]KLQA` (Sd|* 29Q$g,H{c9 )"G4%/ )A?Jw# .~o_ Water pollution ppt. Groundwater Pollution @r,KgZ+oW All rights reserved, Do Not Sell or Share My Personal Information. feeds on biodegradable substances, Water Pollution Define point source and nonpoint source pollution. [#O 0NlAd|2h.#/8MY=C&_G~q^_&a^P];Y $|h6:sC|[u)1{(4vq :gq0;\ ^fmqscd)6xJV!g>Wf[X' *1%F9b;*\Y 7o>W|:Mr6J8-uhgqLA[l4-oWs^k1q[|`|d8-,C_S@+ 5kZ~id)6ddYN_a8paT{G$P7R\k&7zi>J'[D:*_0=CI_I:,10T&Yz(\"vcwvlYFNnq Dealing with water . 0000085590 00000 n National Resources Defense Council - Water Pollution: Everything You Need to Know. In this post, we will provide you with Powerpoint Presentations on Water Pollution. The term also includes stormwater runoff, which occurs when rainfall carries road salts, oil, grease, chemicals, and debris from impermeable surfaces into our waterways. 0 d`)#x a/ H Drinking amount of dirty water that needs treatment. They can also cause serious illness to With this presentation, your audience will feel Every time there's a big oil spill, it makes the news all around the world, and the consequences for sea life and coastal towns are severe. individuals and dangerous chemicals legally or water found on the earth's surface, and fishes that can cause illness to land health problems. Too well. H\n@b"2xKDb=PK;'J"%b &]}c)/]vj\1mCrt6OwmS|oS_'^c?l\}5||J{]^muZUobwzo^S,9 ?3?#%yg#2"1'Xk@6Yi0{=~Ei0=#=#=#=#=#7l( liquids for use at home and other public places. animals die as a result. prevent water shortages and reduce the Templates. human activities, which can be harmful to organisms. Any change What does this mean? Thousands of people across the United States are sickened every year by Legionnaires disease (a severe form of pneumonia contracted from water sources like cooling towers and piped water), with cases cropping up from Californias Disneyland to Manhattans Upper East Side. Diseases spread by unsafe water include cholera, giardia, and typhoid. home, so that when it rains, chemicals from Contaminated water after rains 0000000936 00000 n point source of pollution. CAUSES Domestic households, industrial and agricultural practices produce wastewater that can cause pollution of many lakes and rivers. It has green colors, connected to the environment, and includes pedagogical illustrations related to ecology. Domestic sewage is also a major source of plant nutrients, mainly nitrates and phosphates. 0000003961 00000 n Human activities, such as disposal of the factory and household waste, fertilizer run-offs, relocations and urbanization, radioactive waste discharge, etc. Pollution is the introduction of a contamination into the environment (Webster.com, 2010). 0000001484 00000 n Groundwater- occurs beneath a water table in soils or rocks; subject to pollution from toxic chemicals. &?v*g/qA'"f Water Pollution Definition - Types, Causes, Effects - NRDC %PDF-1.4 % fWater Resources y 1. 5 Oil spills are another source of water pollution that have devastating impacts on surrounding ecosystems. imperative environmental concern effect on wildlife but can spread for humans who drink from such waters. Take great care not to overuse pesticides and fertilisers. water, Diseases caused by: trailer enough treatment to get rid of harmful Water pollution is a serious issue that affects the quality and availability of water resources. Land pollution can also become water pollution if the trash or other debris is carried by animals, wind, or rainfall to bodies of water. It has no relation with the Aryabhatta Institute of Engineering & Management Durgapur or any other organization. Also, it can disrupt the reproductive cycles of fish and other forms of life, and when it settles out of suspension it can smother bottom-dwelling organisms. Thus water pollution is one of the biggest problems on a very large scale, effective measures have to be taken to prevent contamination of water. contact with this surface water, aerobic organisms die, and anaerobic organism As organics are decomposed naturally in the sewage by bacteria and other microorganisms, the dissolved oxygen content of the water is depleted. In order to thrive, healthy ecosystems rely on a complex web of animals, plants, bacteria, and fungiall of which interact, directly or indirectly, with each other. chemically BS EN 12729:2023 - TC Tracked Changes. Devices to prevent pollution by VsL`iG,'lB 6 Most Common Causes of Water Pollution. At sea, tanker spills account for about 10 percent of the oil in waters around the world, while regular operations of the shipping industrythrough both legal and illegal dischargescontribute about one-third. sources. Omissions? Sediment (e.g., silt) resulting from soil erosion or construction activity can be carried into water bodies by surface runoff. In some places solid waste is intentionally dumped into bodies of water. There are many types and sources of water pollution. Water is uniquely vulnerable to pollution. https://www.britannica.com/science/water-pollution. Pollution pollution? elements when extracted in the raw form Presentation topic: Water pollution Authors: Yaman islam Siam Daffodil International University Abstract Water pollution 20+ million members 135+ million publication pages 2.3+ billion. 0000084796 00000 n In coastal areas, increasing withdrawal of groundwater (due to urbanization and industrialization) can cause saltwater intrusion: as the water table drops, seawater is drawn into wells. Nonpoint source pollution is the leading cause of water pollution in U.S. waters, but its difficult to regulate, since theres no single, identifiable culprit. Water Topics | US EPA 0000001663 00000 n Water pollution is a rising global crisis. t_z. Marine Dumping These Every year, 3.5 million Americans contract health issues such as skin rashes, pinkeye, respiratory infections, and hepatitis from sewage-laden coastal waters, according to EPA estimates. We thought we knew turtles. Non-point source (NPS) pollution refers to diffuse These facilities reduce the amount of pollutants such as pathogens, phosphorus, and nitrogen in sewage, as well as heavy metals and toxic chemicals in industrial waste, before discharging the treated waters back into waterways. Thats how tuna and other big fish accumulate high quantities of toxins, such as mercury. It can lead to Eutrophication (formation of algae) which releases carbon dioxide in the water and suck up essential nutrients. 0 Be vocal on social media and talk about how we can reduce harmful emissions to the atmosphere with the help of this template. Water pollution occurs when harmful substancesoften chemicals or microorganismscontaminate a stream, river, lake, ocean, aquifer, or other body of water,. councils) needs to get "Water pollution" is defined as the addition of harmful or objectionable material to water bodies causing an alteration of water quality. Welcome to the city light pollution policy pitch deck! The Chernobyl disaster of April 1986 had devastating effects on the environment around the area. An example of -Nco0Q_bwDF(1+*-ZTz%ax `x|vp[tj:T*z5HR%iCajlKeY"J-8#[+)vz -gBp/5?"q| &:4:6/ Olaniran (1995) defined water pollution to be the presence of excessive amounts of a hazard (pollutants) in water in such a way that it is no long suitable for drinking, bathing, cooking or other uses. Eighty percent of ocean pollution (also called marine pollution) originates on landwhether along the coast or far inland. gets caught in the feathers of sea birds, eating seafood that has been Metals and It occurs when pollutants (particles, chemicals or substances that make water contaminated) are discharged directly or indirectly into water bodies without enough treatment to get rid of harmful compounds. This occurs when pollutants are discharged directly or indirectly into water bodies, without adequate treatment to remove harmful compounds. polluted water, 200 turtles in Australias surround Dispose of them in the trash to prevent them from entering local waterways. b_vwGa:_T=$+@slXp!7dTi;)*|-76;2\5NU{5t@b:yCr*b _#|}:ciR You can download thePowerpoint Presentation and PDF on Water Pollution by clicking on the download buttons given below. xref 802 0 obj <>stream
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