Water covers over 70% of the Earth's surface. This website is for informational purposes only. disrupts the natural food chain as Water pollution is the release of substances into bodies of water that makes water unsafe for human use and disrupts aquatic ecosystems. Water pollution ppt. 5 How does water pollution occurr? %PDF-1.6 % like rivers, lakes, lagoons and oceans. Water pollution occurs when harmful substancesoften chemicals or microorganismscontaminate a stream, river, lake, ocean, aquifer, or other body of water,. PDF. much algae will also use up all the oxygen Effluent (water outflow) standards set specific limits on the levels of contaminants (e.g., biochemical oxygen demand, suspended solids, nitrogen) allowed in the final discharges from wastewater-treatment plants. We thought we knew turtles. The problem goes far beyond Flint and involves much more than lead, as a wide range of chemical pollutantsfrom heavy metals such as arsenic and mercury to pesticides and nitrate fertilizersare getting into our water supplies. When the algae die, oxygen dissolved in the water declines because microorganisms use oxygen to digest algae during the process of decomposition (see also biochemical oxygen demand). Maintain your car so it doesnt leak oil, antifreeze, or coolant. PDF Lecture Water Pollution - eogrfijas un Zemes zintu fakultte Water pollution is a rising global crisis. Microplastics are often found in marine wildlife and can become concentrated in humans who consume seafood because of biomagnification. Pick up litter and throw it away in a garbage can. Red tides can severely impact ecosystems and local economies. 16:9 / Like . You can find the PPTs and PDFs on Water Pollution at the end of this post. %%EOF To talk about this medical issue and how it affects our health, today we bring you this We're so focused on air pollution that sometimes we forget to look at the ground. Here are some of the major sources of water pollution worldwide: Toxic green algae in Copco Reservoir, northern California. Water pollution - SlideShare water sources. Industries cause huge water pollution with increase the amount of toxic elements Water Pollution PPT & PDF for Presentation, Projects and Seminars Types, Causes & Solution of Water Pollution PPT & PDF for School & College Students. To report an Emergency, call 911. reduce runoffs of the chemical into nearby *F.:adiT,r%\;Jv gSoUddI`oB}(X):*WI1SN[ RT/\|pju]{i`06I'Lr\lL:UUPJN~kGSQ%Kx$a.eU Iy F+$@,IWl8V)}Uqh{J3P;|u,:XV:A treated and released in to sea with fresh Dispose of them in the trash to prevent them from entering local waterways. Fortunately, there are some simple ways you can prevent water contamination or at least limit your contribution to it: One of the most effective ways to stand up for our waters is to speak out in support of the Clean Water Act, which has helped hold polluters accountable for five decadesdespite attempts by destructive industries to gut its authority. * Types and sources of Water Pollution * Water Pollutants * Population and Water needs * The Effects Of Water Pollution * Solutions to Water Pollution * Preventive Measures for Water Pollution Rifat Khan Follow Working Advertisement Advertisement 0000024112 00000 n In many poor nations, From big pieces of garbage to invisible chemicals, a wide range of pollutants ends up in our planet's lakes, rivers, streams, groundwater, and eventually the oceans. Heat is considered to be a water pollutant because it decreases the capacity of water to hold dissolved oxygen in solution, and it increases the rate of metabolism of fish. pollutants in their habitat (living undrinkable, and even clog filters. sewage contain high levels of nutrients. aquifers, thrives on water Sources of chemical contaminants include poorly designed or poorly maintained subsurface sewage-disposal systems (e.g., septic tanks), industrial wastes disposed of in improperly lined or unlined landfills or lagoons, leachates from unlined municipal refuse landfills, mining and petroleum production, and leaking underground storage tanks below gasoline service stations. Surface water from freshwater sources (that is, from sources other than the ocean) accounts for more than 60 percent of the water delivered to American homes.

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