‘ Water scarcity, coupled with poor sanitation practices, has resulted in an abundance of illnesses, diseases, and deaths. Water scarcity can lead to a variety of waterborne tropical diseases, such as typhoid fever, cholera, dysentery, and diarrheal illnesses.
What are the effects of water pollution?
EFFECTS OF WATER POLLUTION
- Destruction of biodiversity. Water pollution depletes aquatic ecosystems and triggers unbridled proliferation of phytoplankton in lakes — eutrophication —.
- Contamination of the food chain. …
- Lack of potable water. …
- Disease. …
- Infant mortality.
How does water pollution affect Africa?
Over 358 million people lack safe water throughout Africa. … This means that human waste mixes in with local water systems, leading to diarrhea, lethal parasites, and diseases such as typhoid and dysentery. Animal waste, fertilizers, and industrial by-products also enter local water systems to make sanitation worse.
What are the 10 effects of water pollution?
What Are the Consequences of Water Pollution?
- Destruction of aquatic flora and fauna. There are countless species of plants and animals which depend upon water for their survival, making them the most susceptible to water pollution. …
- Drinking water supplies. …
- Food chain disruption. …
- Agriculture. …
- Economic downturns.
What are the five effects of water pollution?
Some of these water-borne diseases are Typhoid, Cholera, Paratyphoid Fever, Dysentery, Jaundice, Amoebiasis and Malaria. Chemicals in the water also have negative effects on our health. Pesticides – can damage the nervous system and cause cancer because of the carbonates and organophosphates that they contain.
What are the causes and effects of water pollution?
Waterborne pathogens, in the form of disease-causing bacteria and viruses from human and animal waste, are a major cause of illness from contaminated drinking water. Diseases spread by unsafe water include cholera, giardia, and typhoid.
What are the main causes and effects of water pollution?
Water pollution is the release of substances into bodies of water that makes water unsafe for human use and disrupts aquatic ecosystems. Water pollution can be caused by a plethora of different contaminants, including toxic waste, petroleum, and disease-causing microorganisms.
What are the four effects of water pollution?
It causes typhoid, cholera, hepatitis and various other diseases. Destruction of Ecosystems: Ecosystems are extremely dynamic and respond to even small changes in the environment. Water pollution can cause an entire ecosystem to collapse if left unchecked.
Why is the water not clean in Africa?
Of the 783 million people who are without access to clean water, 40% live in sub-Saharan Africa, and more than 320 million people lack access to safe drinking water. … Natural disasters, increased pollution, and a lack of resources are all driving forces of the water crisis in sub-Saharan Africa.
Is human sewage a cause of water pollution in Africa?
Domestic wastewater is a major source of water pollution. Poor urban planning and rising population have resulted in illegal settlement and slums 17. It is estimated that 60% of the urban population in Africa is living in slum conditions, where sanitation services are poor, inadequate, and unreliable 1.
What are three harmful effects of water pollution?
Polluted water causes some of the deadly diseases like cholera, dysentery, diarrhoea, tuberculosis, jaundice, etc. About 80 per cent of stomach diseases in India are caused by polluted water.
What are the causes and effects of pollution?
High levels of air pollution can cause an increased risk of heart attack, wheezing, coughing, and breathing problems, and irritation of the eyes, nose, and throat. Air pollution can also cause worsening of existing heart problems, asthma, and other lung complications.
What are the long term effects of water pollution?
If drinking water contains unsafe levels of contaminants, it can cause health effects, such as gastrointestinal illnesses, nervous system or reproductive effects, and chronic diseases such as cancer.
What are the effects of water pollution on humans?
Contaminated water can harbor bacteria, such as those responsible for diarrhea, cholera, dysentery, typhoid, hepatitis A, and polio. According to the UN, every year, approximately 297,000 children under five die from diseases linked to poor sanitation, poor hygiene, or unsafe drinking water.
Where is water pollution the worst?
- Eritrea: 80.7% lack basic water services.
- Papua New Guinea: 63.4% lack basic water services. …
- Uganda: 61.1% lack basic water services. …
- Ethiopia: 60.9% lack basic water services. …
- Somalia: 60% lack basic water services. …
- Angola: 59% lack basic water services. …
- Democratic Republic of the Congo: 58.2% lack basic water services. …
What are examples of water pollution?
Examples of major water pollutants that affect the ecosystem only are the following:
- plant nutrients like phosphates and nitrates that form various chemical fertilizers, sewage, and manure.
- oxygen-demanding manures and agricultural waste resulted from sewage and agricultural run-offs.