Nature recall save water- a life heritage
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This document discusses water pollution in India. It covers the main sources of water pollution such as sewage, industrial and agricultural waste. It describes parameters to check water pollution levels, such as dissolved oxygen, biochemical oxygen demand, and turbidity. Water pollution can cause diseases in humans like Minamata disease. Prevention methods include water treatment in three steps - primary, secondary and tertiary treatment. Laws like the Water Prevention and Control of Pollution Act of 1974 aim to control water pollution. Government initiatives like Namami Ganga and citizen campaigns like Main Hoon Bharat work towards cleaning up rivers like the Ganga.
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The Pasig River in the Philippines was once clean and thriving with life, providing food and transportation. However, over a century later, the river is severely polluted with rubbish and black water due to a lack of funds to implement clean water acts. Water pollution occurs when pollutants from various sources like industry, agriculture and cities contaminate bodies of water, adversely impacting both wildlife and humans.
Water pollution
Water pollution occurs when physical, chemical, or biological changes caused by human activity have harmful effects on living things. The main causes of water pollution are eutrophication from excess nutrients, microbial pollution from untreated sewage, solid waste disposal, chemical pollution from agricultural and industrial runoff, and oil pollution from drilling and transportation. Water pollution negatively impacts human health by spreading water-borne diseases, harms ecosystems by promoting algae growth that reduces oxygen in the water, causes animal deaths, and incurs economic costs such as increased water purification expenses. Preventing water pollution requires individual responsible waste disposal, government policies and laws regulating industry and agriculture, education programs, and enforcement of penalties for violations.
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The document discusses water pollution and its causes. Water pollution is defined as any undesirable change in the physical, chemical, or biological characteristics of water. The main causes of water pollution identified are domestic sewage containing pathogens, waste water from industries like petroleum and chemicals, and algal blooms caused by excess nutrients. The document recommends giving awareness about water pollution, controlling the disposal of domestic sewage and industrial waste into water bodies, and protecting water from algal blooms.
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water pollution
water pollution its types and the causes of water pollution its effects on the living organisms and how it is destroying the aquatic life
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Water pollution is a serious issue caused by various human and natural sources. Excess fertilizer and other pollutants are causing large algae blooms in lakes. The main sources of pollution are point sources like factories and non-point sources like agricultural runoff. While industries and agriculture are major contributors, domestic waste and individual behaviors also significantly impact water quality. Proper wastewater treatment can remove many pollutants but emerging contaminants like pharmaceuticals remain a concern. Preventing pollution requires conservation, responsible chemical use, and maintaining stormwater infrastructure. Addressing water issues will require awareness, education, sustainable practices, and global cooperation.
Water Quality Monitoring Initiatives
Water quality monitoring is a fundamental tool for managing freshwater resources. It refers to measuring the chemical, physical, and biological characteristics of water relative to standards for ecosystem and human health and safety. Monitoring helps identify pollution levels to control them. It is important because all life needs water, but many pollutants are invisible and can harm humans and environments. Proper monitoring uses tools and tests to evaluate factors like bacteria, nutrients, temperature, dissolved oxygen, turbidity, and pH that indicate a body of water's quality and ability to support life. Individual actions can help reduce pollution and improve water quality through practices like cleaning up debris, limiting paved surfaces, and reporting issues.
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The document outlines 11 facts about pollution that negatively impact the environment. It states that 40% of US rivers and 46% of lakes are too polluted, and that the Mississippi River carries 1.5 million metric tons of nitrogen into the Gulf of Mexico each year, creating a large dead zone. It also notes that 1.2 trillion gallons of untreated waste is discharged into US waters annually, and that polluted drinking water causes millions of deaths worldwide each year.
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The Pasig River in the Philippines was once clean and thriving with life, providing food and transportation. However, over a century later, the river is severely polluted with rubbish and black water due to a lack of funds to implement clean water acts. Water pollution occurs when pollutants from various sources like industry, agriculture and cities contaminate bodies of water, adversely impacting both wildlife and humans.
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The document discusses water pollution and its causes. Water pollution is defined as any undesirable change in the physical, chemical, or biological characteristics of water. The main causes of water pollution identified are domestic sewage containing pathogens, waste water from industries like petroleum and chemicals, and algal blooms caused by excess nutrients. The document recommends giving awareness about water pollution, controlling the disposal of domestic sewage and industrial waste into water bodies, and protecting water from algal blooms.
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Water pollution is a serious issue caused by various human and natural sources. Excess fertilizer and other pollutants are causing large algae blooms in lakes. The main sources of pollution are point sources like factories and non-point sources like agricultural runoff. While industries and agriculture are major contributors, domestic waste and individual behaviors also significantly impact water quality. Proper wastewater treatment can remove many pollutants but emerging contaminants like pharmaceuticals remain a concern. Preventing pollution requires conservation, responsible chemical use, and maintaining stormwater infrastructure. Addressing water issues will require awareness, education, sustainable practices, and global cooperation.
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Water pollution is a major global problem that causes over 14,000 daily deaths. Many developing nations struggle with issues of access to clean water and sanitation. In India, 700 million lack access to toilets and 1,000 children die daily from diarrheal sickness, while in China, 90% of cities suffer water pollution and 500 million lack access to safe drinking water. Developed nations also continue to face pollution challenges. Water pollution comes from a variety of sources including sewage, chemicals from industry and agriculture, microorganisms, excess nutrients, oxygen depletion, and suspended solids. Proper treatment of sewage and wastewater is needed to protect water quality and public health.
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The document outlines a program to preserve water by collecting, storing, processing and supplying water during times of shortage, in order to avoid water scarcity issues. It claims this program will increase the percentage of available fresh water on Earth. It also states that involving more people in the program through shared responsibility could lead to greater achievements and positive water management outcomes, including educating those who participate.
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The document discusses pollution in the Rio Tejo (Tagus River) in Portugal. It identifies various sources of pollution including untreated wastewater, trash, and runoff containing heavy metals and radioactive substances. This pollution has detrimental effects on wildlife in the river and estuary by making the water toxic. Efforts have been made to control pollution through water treatment plants and a river cleanup project, but disagreements prevented the project from being fully completed.
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Higgins
Phosphorus levels are too high in parts of Lake Champlain like Missisquoi Bay, causing harmful algal blooms nearly half the time. These blooms threaten wildlife and limit recreational use. Non-point sources contribute over 90% of excess phosphorus from fertilizers and developed land runoff. Solutions include regulating fertilizer ingredients, intercepting nutrients before they reach waterways, and increasing riparian buffers to filter runoff.
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Water pollution occurs when pollutants are discharged directly or indirectly into water bodies without treatment, contaminating lakes, rivers, oceans, and groundwater. This damages plant and animal life. Effects of water pollution are increasingly impacting both the environment and human health. Solutions to water pollution include enforcing laws against polluters, preventing deforestation, oil spills, and industrial emissions, as well as practicing conservation measures like saving water.
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Human activities pollute water sources in several ways. Mining extracts metals from the soil, contaminating rivers and threatening human and animal health. Oil exploitation in the Amazon region has left river waste that is difficult to fully clean up. Sewage systems often dump untreated waste into rivers, spreading disease among both animals and people. If cattle drink contaminated water or crops absorb contaminated water, they can then pass pollution on to those who consume them. Proper treatment and regulation are needed to curb water contamination from mining, oil drilling, and sewage runoff.
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The document discusses the three forms water can take - solid, liquid, and gas - and notes that most of Earth's water is salt water in the oceans. It also explains that Earth is unique in our solar system for its abundance of water, which is essential for life. Sources of water pollution mentioned include fertilizers, domestic sewage, some industrial wastes, and plastic waste negatively impacts marine life.
Eutrophication
Eutrophication is the process by which water bodies receive excess nutrients, typically nitrates and phosphates, which can come from natural sources like weathering and runoff or human sources like fertilizers and untreated sewage. This excess of nutrients stimulates algal growth and reduces dissolved oxygen, which can harm aquatic animals and plants. There are two types of eutrophication: natural eutrophication which occurs slowly over time through natural processes, and cultural eutrophication which is accelerated by human activities like agricultural, domestic, and industrial waste discharge and results in algal blooms and hypoxic conditions. Management strategies include treating wastewater before discharge and removing excess algal biomass and nutrients from affected water bodies
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The hydrosphere refers to all water on, under, and over the surface of a planet, including water in oceans, rivers, lakes, atmosphere, and groundwater. The Earth's hydrosphere contains about 1.4 x 10^18 tonnes of water, with about 97% located in oceans. Water cycles through the hydrosphere via the hydrologic cycle. The hydrosphere supports life and is essential to the biosphere but is threatened by pollution from human activities.
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Water pollution is the contamination of water bodies like lakes, rivers, oceans, and groundwater that occurs when pollutants are directly or indirectly discharged without adequate treatment. It affects plants and organisms living in these bodies and damages biological communities. Major causes of water pollution are chemical, organic, and inorganic wastes from industrial, agricultural, and domestic activities. It impacts aquatic life and ecosystems, and can spread diseases. Preserving water quality is essential for sustaining life and future generations.
Water pollution..!
Water pollution is a major global problem that causes over 14,000 daily deaths. Many developing nations struggle with issues of access to clean water and sanitation. In India, 700 million lack access to toilets and 1,000 children die daily from diarrheal sickness, while in China, 90% of cities suffer water pollution and 500 million lack access to safe drinking water. Developed nations also continue to face pollution challenges. Water pollution comes from a variety of sources including sewage, chemicals from industry and agriculture, microorganisms, excess nutrients, oxygen depletion, and suspended solids. Proper treatment of sewage and wastewater is needed to protect water quality and public health.
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The effect of cultural activities to eutrophication or algal bloom
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Water is essential for life on Earth. It covers about 2/3 of the planet's surface and is found naturally in three states: liquid, gas and solid. Most water on Earth is saline and located in oceans, while only 3% is freshwater found in rivers, lakes, ice caps and underground aquifers. The total quantity of water on Earth remains relatively constant due to the water cycle, in which water evaporates from oceans and land into the atmosphere, condenses into clouds, and falls back to the surface as precipitation.
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Water is Life or Tó éí ííńá át’é in the Diné language. This presentation showcases global awareness and love of the liquid elixir of life. Featured is the crowdsourced gallery of photos and posters for water-focused celebrations, including World Water Day. You are welcome to adapt and reuse with the attribution-sharealike license. We welcome your interaction -- comments, questions, suggestions, shares, clips, favorites, likes and hearts.
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Water pollution
Introduction of water pollution,What is water Pollution,what are the main Types of water Pollution,What are the main types of water pollution,How do we know when water is polluted,what are the causes of water pollution,what are the effects of water pollution,how can we step water pollution,Our clean future.
Water pollution
Water is very useful for our daily
life. We use it for various purpose like
cocking, washing cloths, cleaning,
drinking, industries and agriculture
etc.Undesirable change in the physical, chemical and
biological characteristics of water that may harmfully
affect the life or create a potential hazard for living
organism is called “water pollution”.
Bavneet presentation
This document discusses the importance of water and provides information on ensuring water is healthy. It describes the key steps to make water healthy which include:
1) Removing harmful contaminants through multi-stage filtering
2) Replenishing water with natural minerals that are reduced through distribution
3) Balancing the pH to an alkaline level between 7.5-9.5
4) Ensuring the water has a great natural spring water taste to promote proper hydration.
Water Contaminants, Water Pollution, Environment, pollution effect on water, ...
- Water is known as a "universal solvent" and can dissolve many substances, leading to various sources of water pollution from industries, agriculture, and other human and natural activities.
- Emerging contaminants in water are of increasing concern, as they may be present in very small amounts but still pose health and environmental risks. Careful monitoring of contaminants, even at low levels, is needed to ensure water safety.
- Various pollutants from plastics, chemicals, pharmaceuticals, and more are affecting major water bodies worldwide and taking a toll on aquatic ecosystems and human health through impacts like endocrine disruption and waterborne diseases. Improved waste management and more sustainable practices can help address water pollution issues.
Water pollution and toxicology
This document discusses water pollution, including its definition, types, causes, effects, and control measures. It defines water pollution as the presence of contaminants that can alter water quality and impair its uses. The main types of water pollution are surface, ground, and nonpoint source pollution. Causes include sewage, industrial and agricultural waste, while effects comprise increased diseases, disrupted ecosystems, and toxic impacts on organisms. Control measures center on wastewater treatment, sustainable agriculture and water management, pollution prevention, and conservation.
20CH1005_Water pollution, causes & effects.pptx
The document discusses water pollution, its causes, and effects. Water pollution is defined as the contamination of water bodies caused by human activities, which can lead to detrimental consequences for living organisms. Major sources of water pollution include industrial effluents, domestic waste, detergents, fertilizers, and insecticides. Effects of water pollution include diseases in humans from drinking polluted water, the eradication of ecosystems, eutrophication of water bodies causing algal blooms and reduced oxygen levels, and disruption of food chains. The conclusion stresses the importance of water and the need to reduce pollution to ensure availability of this critical resource.
Environmental water pollution
This document discusses various types of water pollution including groundwater pollution, chemical pollution, nutrients pollution, urbanization, thermal and oil pollution. It describes how nutrients pollution can lead to algal blooms which reduce oxygen in water harming aquatic life. Urbanization is cited as a source of industrial and sediment pollution. The effects of water pollution on humans and marine life are also examined. Specific health impacts from bacteria, pesticides, lead and fluoride are outlined. The document concludes by suggesting ways to prevent water pollution such as reducing plastic use, treating industrial chemicals, and investing in water purification systems.
Evs water pollution ppt
THIS IS A PPT ON THE TOPIC WATER POLLUTION MADE BY ME FOR BBA STUDENTS.SUBJECT-EVS(ENVIRONMENTAL STUDIES)
Water Quality
Water quality can be classified based on physical, chemical, and biological parameters. Physical parameters include turbidity, temperature, taste, odor, and solids. Chemical parameters include pH, hardness, chlorine, and metals like iron and manganese. Biological parameters refer to presence of bacteria, algae, viruses, and protozoa. Water quality standards set by WHO and ISO provide guidelines on permissible limits of different parameters to ensure water is safe for drinking and other uses. Understanding these parameters is important for treating water and removing contaminants to provide potable water.
ug class environment 1
Here are the answers to the questions on water and sanitation:
1. B
2. B
3. B
4. B
5. C
6. C
7. B
8. B
9. C
10. A
11. B
12. A
13. C
14. A
ARJUN POWERPOINT.pptx
This document presents a summary of a student's research project on water quality assessment. It contains the following key points:
1. The student analyzed various physical, chemical, and biological parameters that are used to assess water quality, including turbidity, color, odor, temperature, conductivity, total solids, pH, alkalinity, hardness, and the presence of compounds like chlorides, sulfates, and nitrates.
2. Water can be classified into four types based on quality - potable, palatable, contaminated, and infected. Parameters were also discussed to characterize each water type.
3. The document concludes that based on parameters like pH, turbidity, and electrical conductivity, the water quality
3 ijhaf jan-2018-1-electrochemically reduced water
Water is a transparent fluid which forms the world’s streams, lakes, oceans and rain and it is the major constituent of the fluids of living things. It is the cradle of life which is a common heritage. Pure water is a clear, colourless and tasteless and odourless liquid with a boiling point of 100oC , a freezing point of 0oC, maximum density of 1g/cm3 at 4oC.Water is an important but often overlooked nutrient .The normal human body contains 40 liters of water. Water is not only vital for mere existence, but it is also essential for optimum health. An insufficient amount of water causes weakness, problematic skin, a weakened immune system—virtually every health issue under the sun requires water as part of the “healing squad.” Electrochemical system of water treatment has not received adequate attention. Electrochemistry, a link between chemistry and electronic science has been proven to be a clean,versatile and powerful tool for development of a new advanced method for water purification. Electrochemically reduced water is functional water which is capable of destroying microorganisms present in water and also can scavenge reactive oxygen species hence free radicals. The active agents in reduced water are hydrogen (atoms and molecules), minerals and nanoparticles.
Light water
Light water provides several health benefits according to the document:
1) It de-inhibits biochemical reactions in the body by removing heavy water isotopes, increasing energy production and release in cells.
2) It improves physical performance and lowers heart rate by increasing the body's energy resources when consumed.
3) It acts as an effective transport medium for the delivery of substances like interferon and insulin throughout the body.
EXTENDED ESSAY : BIOLOGY
Title :
“How does different sources of river water affect the algal bloom of Pediastrum boryanum a case study for three months in Segamat,Johor?”
onscientization - WATER POLLUTION PowerPoint Slide .pptx
Water pollution occurs when harmful substances contaminate bodies of water, degrading water quality. The main types are organic pollution from microorganisms and chemical pollution from substances like pesticides, drugs, and heavy metals. Human activity such as sewage, industrial waste, marine dumping, radioactive waste, and urbanization are primarily responsible for water pollution. The effects of water pollution are negative impacts on the environment and human health, including diseases from contaminated drinking water. Solutions include improved wastewater treatment, green agriculture practices, stormwater management, air pollution prevention, and reducing plastic waste.
Environmental Engineering
The document provides information on the syllabus and topics covered for an environmental engineering course. It includes details on:
1. The course will have 50 marks for theory and 50 marks for practical components. Various assessments like exams, assignments, attendance will contribute to the final marks.
2. Key topics that will be covered include introduction to environmental engineering, water supply engineering, environmental pollution, legislation and management. Specific topics within water supply engineering like water treatment processes, distribution networks and quality management will be examined.
3. Recommended textbooks and reference materials are provided to guide study on the various topics.
POTABLE WATER
This document discusses potable water and water treatment. It defines potable water as water that is safe for drinking. Water quality is determined by physical, chemical and microbiological parameters. Treatment involves removing contaminants through processes like settling, filtration and disinfection to make water potable. Direct pollution discharges pollutants directly into water bodies, while indirect pollution occurs when pollutants enter water indirectly, like agricultural runoff. Various treatment stages like coagulation, sedimentation and filtration are used to purify water for drinking.
Water & marine polllution
This document discusses water and marine pollution. It begins by introducing different types of water pollution like point sources from pipes/drains and nonpoint sources from diffuse runoff. Specific sources of water pollution are also outlined like sewage, dumping, industrial and agricultural waste, mining, and power plants. The document then discusses effects of pollution like diseases, ecosystem destruction, and impacts on the food chain. Methods for controlling pollution through wastewater treatment are described. The document also covers types of marine pollution and their effects before concluding with the importance of oceans to the global economy and food supply.
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Water Contaminants, Water Pollution, Environment, pollution effect on water, ...
Water Contaminants, Water Pollution, Environment, pollution effect on water, ...
3 ijhaf jan-2018-1-electrochemically reduced water
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onscientization - WATER POLLUTION PowerPoint Slide .pptx
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Nature recall save water- a life heritage
- 1. By; Sushant singh Kartik soni Prashant kumar Dhanendra kumar singh Class- 10th Chrinjiv bharati school. NATURE RECALL- SAVE WATER- A LIFE HERITAGE Zindagi 1
- 2. Content; Water pollution Chief source of water pollution Parameter; to check water pollution Disease caused by water pollution Prevention & control of water pollution Law observation Namami ganga plan Mai hoon bharat 2
- 3. WHAT’S NEED OF WATER ? Water is important constituent of life support, for life it act as ventilator and it’s a natural resource. The life is originated in the water during primitive condition gradually the time is passed life divided into several fate. We depend on water for irrigation , industry, domestic needs, shipping and for sanitation and disposal of waste . 3
- 4. A relation between water and life4
- 5. WHAT IS WATER POLLUTION ? When undesirable change in the physical, chemical or biological characteristics of water that may harmfully affect the life of any living organism and it directly or indirectly change the component of biosphere that’s harmful to the living beings. Any substance which causes pollution is called pollutants like any solid, liquid or gaseous substance present in such concentration that may have adverse effect on 5
- 6. CHIEF SOURCES OF WATER POLLUTION Sewage and domestic wastes( human excreta, paper, cloth, soap, detergents etc). Industrial effluents (oil, plastics, metallic wastes, suspended solid, DDT, dyes, cyanides etc). Agricultural discharges (fertilizers and pesticides). Industrial wastes from chemical industries, fossil fuel plants and nuclear power plants. 6
- 7. The figure which explain how water contaminated by human beings7
- 8. PARAMETER TO CHECK WATER POLLUTION To check dissolved oxygen in water by the help of Winkler dissolved oxygen test. To check by biochemical oxygen demand. To check by chemical oxygen demand. By the help of turbidity. By the help of total solids. To check nitrogen and phosphorous content in water body. 8
- 9. DISEASE CAUSED BY WATER POLLUTION Minamata disease - by Mercury – antidote BAL(dimercaprol). Leadlapsy- by lead. Knock-knee syndrome- by fluoride molecule. Itai-itai / ouch-ouch disease- by cadmium. 9
- 10. Adverse effect of pollution on human health10
- 11. PREVENTION AND CONTROL OF WATER POLLUTION Reutilizations and recycling of waste . Removal of pollutants like ammonia, mercury, phenolics etc. Decolonization of water. Treatment of water at different level that have three step; 1. Primary treatment . 2. Secondary treatment. 3. Tertiary treatment. In next slide we will see all this steps.11
- 12. All the three steps to treat polluted water 12
- 13. LAW – TO CONTROL WATER POLLUTION 1. The river boards act, 1956. 2. The water ( prevention and control of pollution) act, 1974. 3. The environment ( protection ) act, 1986 Etc……. 13
- 14. 14 OBSERVATION THIS PICTURE HAD TAKEN BY ME FROM THE EDGE OF GANGA RIVER WHICH IS HEAVILY CONTAMINATED BY HUMAN ACTION ON THE NAME SHRADDHA ,AS WE CAN SEE FROM THIS PICTURE.
- 15. NAMAMI GANGA 15
- 16. 16 Save culture Save tiger unity MAIN HOON BHARAT
- 17. 17 Thank you