Nutrient pollution, caused by excess nitrogen and phosphorus in water or air, is the number-one threat to water quality worldwide and can cause
algal blooms
, a toxic soup of blue-green algae that can be harmful to people and wildlife.
What are the dangers to human life from air and water pollution?
They can increase the
risk of heart and respiratory diseases
, as well as lung cancer. Ozone is a major factor in causing asthma (or making it worse), and nitrogen dioxide and sulfur dioxide can also cause asthma, bronchial symptoms, lung inflammation and reduced lung function.
What are the effects of air and water pollution?
Air pollution
can directly contaminate the surface of bodies of water and soil
. This can kill crops or reduce their yield. It can kill young trees and other plants. Sulfur dioxide and nitrogen oxide particles in the air, can create acid rain when they mix with water and oxygen in the atmosphere.
What are the 10 causes of air pollution?
- The Burning of Fossil Fuels. …
- Industrial Emission. …
- Indoor
Air Pollution
. … - Wildfires. …
- Microbial Decaying Process. …
- Transportation. …
- Open Burning of Garbage Waste. …
- Construction and Demolition.
What are 3 causes of water pollution?
- Industrial Waste. Industries and industrial sites across the world are a major contributor to water pollution. …
- Marine Dumping. …
- Sewage and Wastewater. …
- Oil Leaks and Spills. …
- Agriculture. …
- Global Warming. …
- Radioactive Waste.
What are the negative effects of water pollution on human health?
Health risks resulted by water pollution includes different diseases like
cancer, diarrheal disease, respiratory disease, neurological disorder and cardiovascular disease
. Cancer and blue baby syndrome are caused by nitrogenous chemicals.
What are the 5 effects of air pollution?
- Respiratory and Heart Problems. The effects of air pollution are alarming. …
- Child Health Problems. Air pollution is detrimental to your health even before you take your first breath. …
- Global Warming. …
- Acid Rain. …
- Eutrophication. …
- Effect on Wildlife. …
- Depletion of the Ozone Layer.
What are the effects of pollution on human health?
Exposure to high levels of air pollution can cause a variety of adverse health outcomes. It
increases the risk of respiratory infections, heart disease and lung cancer
. Both short and long term exposure to air pollutants have been associated with health impacts. More severe impacts affect people who are already ill.
What are 10 ways to reduce air pollution?
- Using public transports. …
- Turn off the lights when not in use. …
- Recycle and Reuse. …
- No to plastic bags. …
- Reduction of forest fires and smoking. …
- Use of fans instead of Air Conditioner. …
- Use filters for chimneys. …
- Avoid usage of crackers.
What are major sources of air pollution?
There are four main types of air pollution sources:
mobile sources
– such as cars, buses, planes, trucks, and trains. stationary sources – such as power plants, oil refineries, industrial facilities, and factories. area sources – such as agricultural areas, cities, and wood burning fireplaces.
What is the biggest source of pollution in the world?
The main sources of pollution are
household activities, factories, agriculture and transport
. Once they have been released into the environment, the concentration of some pollutants is reduced by dispersion, dilution, deposition or degradation.
What are the 10 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.
What are the five causes of water pollution?
- 1- Sewage or wastewater: The waste from households, factories, or agricultural land gets discharged into rivers or lakes. …
- 2- Dumping: …
- 3- Oil pollution: …
- 4- Acid rain: …
- 5- Industrial waste: …
- 1- Diseases: …
- 2- Ruination of the ecosystem: …
- 3- Eutrophication:
What is the main cause of water pollution?
Around the world,
agriculture
is the leading cause of water degradation. In the United States, agricultural pollution is the top source of contamination in rivers and streams, the second-biggest source in wetlands, and the third main source in lakes.
What are five 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.
What are the 6 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.
