What Are The Two Sources Of Pollution?

What are 2 natural pollutants?

Natural air pollutants include radon, fog and mist, ozone, ash, soot, salt spray, and volcanic and combustion gases.

Radon is a radioactive gas that seeps from the ground in some areas, and fog and mist are both dense water vapor at ground level that obscures vision..

What are the four major water pollutants?

5 Major Water PollutantsMICROBIAL. Pathogens can be bacteria, protozoa or viruses. … ORGANIC MATERIAL. Organic materials are things like petroleum, insecticides and herbicides, detergents, disinfecting cleaners, and prescription drugs. … INORGANIC MATERIAL. … MACROSCOPIC. … THERMAL.

What is the number 1 cause of pollution?

1. The Burning of Fossil Fuels. Sulfur dioxide emitted from the combustion of fossil fuels like coal, petroleum for energy in power plants, and other factory combustibles is one the major cause of air pollution.

How many types of pollution are there?

threeThe three major types of pollution are air pollution, water pollution, and land pollution. Sometimes, air pollution is visible.

What are the sources of environmental pollution?

Additionally, environmental pollution is triggered by the introduction of harmful materials, such as gaseous pollutants, toxic metals, and particulate matter (PM) into the atmosphere; sewage, industrial effluents, agricultural runoffs, and electronic wastes into water bodies; and activities such as mining, …

What are the major pollutants?

The common air pollutants are:Particulate matter (PM10 and PM2. … Ozone (O3)Nitrogen dioxide (NO2)Carbon monoxide (CO)Sulphur dioxide (SO2)

What are the examples of pollutants?

Types of pollutantsParticulate Matter. Particulate matter (PM) are inhalable and respirable particles composed of sulphate, nitrates, ammonia, sodium chloride, black carbon, mineral dust and water. … Black Carbon. … Ground-level Ozone. … Nitrogen dioxide. … Sulfur dioxide. … Carbon monoxide.

What are the five sources of pollution?

The five major types of pollution include: air pollution, water pollution, soil pollution, light pollution, and noise pollution.

What are the major sources of river pollution?

This section gives information about the most significant sources of water pollution.Sewage (Waste Water) Sewage is another name for waste water from domestic and industrial processes. … Agricultural Pollution. … Oil Pollution. … Radioactive Substances. … River dumping. … Marine Dumping.

What is the biggest source of pollution?

All of these can be found in urban areas. 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 natural causes of water pollution?

Natural phenomena such as volcanoes, algae blooms, storms, and earthquakes also cause major changes in water quality and the ecological status of water. Water pollution is a major global problem.

What are the 10 types of pollution?

Pollution Facts & Types of PollutionLand pollution. Land can become polluted by household garbage and by industrial waste. … Water pollution. … Air pollution. … Noise pollution. … Light pollution. … Other pollution facts:

What are the 5 major environmental problems?

What Are the Top 5 Environmental Concerns for 2019?Biodiversity. Biodiversity is the most complex and vital feature of our planet. … Water. Water pollution is a huge concern for us and our environment. … Deforestation. We need plants and trees to survive. … Pollution. … Climate Change. … 5 Good Reason to Choose Direct Mercury Analysis.

How is river water polluted?

Sources of pollution If large amounts of fertilizers or farm waste drain into a river the concentration of nitrate and phosphate in the water increases considerably. Algae use these substances to grow and multiply rapidly turning the water green. This massive growth of algae, called eutrophication, leads to pollution.

What are the two sources of water pollution?

There are two main sources of water pollution; point sources and non-point sources. Point sources include factories, wastewater treatment facilities, septic systems, and other sources that are clearly discharging pollutants into water sources.

What are the 10 causes of water pollution?

Various Causes of Water PollutionIndustrial Waste. … Sewage and Wastewater. … Mining Activities. … Marine Dumping. … Accidental Oil Leakage. … The burning of fossil fuels. … Chemical fertilizers and pesticides. … Leakage From Sewer Lines.More items…

What are 3 causes of water pollution?

Discharge of domestic and industrial effluent wastes, leakage from water tanks, marine dumping, radioactive waste and atmospheric deposition are major causes of water pollution. Heavy metals that disposed off and industrial waste can accumulate in lakes and river, proving harmful to humans and animals.

What are the 7 types of pollution?

Major forms of pollution include air pollution, light pollution, litter, noise pollution, plastic pollution, soil contamination, radioactive contamination, thermal pollution, visual pollution, and water pollution.

How do we prevent pollution?

On Days when High Particle Levels are Expected, Take these Extra Steps to Reduce Pollution:Reduce the number of trips you take in your car.Reduce or eliminate fireplace and wood stove use.Avoid burning leaves, trash, and other materials.Avoid using gas-powered lawn and garden equipment.

Which is the most polluted river in the world?

Citarum River1. Citarum River, Indonesia – The Citarum River is known as the most polluted river in the world and is located in West Java, Indonesia.