Write in brief about Sources and Causes of Environmental Pollution (Include Natural causes and Human Causes) in long answer
Answers
Answer:
1.Effects of Air Pollution. ... Air pollution causes a number of environmental effects in addition to the effects on humans and animals. Acid rain contains high levels of nitric and sulfuric acids that are created by oxides and sulfur oxides released into the air by the burning of fossil fuels.
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Explanation:
Pollution is the introduction of contaminants into the natural environment that cause adverse change.[1] Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants. Pollution is often classed as point source or nonpoint source pollution. In 2015, pollution killed 9 million people in the world.[2][3]
Major forms of pollution include: Air pollution, light pollution, littering, noise pollution, plastic pollution, soil contamination, radioactive contamination, thermal pollution, visual pollution, water pollution.
Some of the main causes of pollution include industrial emissions, poor disposal of wastes, mining, deforestation, use of fossil fuels and agricultural activities. Pollution can affect the air, the land and water bodies throughout the world.Environmental pollution is currently the biggest challenge facing the word today.
In the United States 40% of rivers and 46% of lakes are too polluted for fishing, swimming, and aquatic life. Not surprising though when 1.2 trillion gallons of untreated storm water, industrial waste, and untreated sewage are being discharge annually into American waters.
One-third of the topsoil in the world is already degraded, and with the current rate of soil degradation caused be improper agricultural and industrial practices, and deforestation, most of the world’s topsoil could be gone within the next 60 years.
The Great Smog in 1952 killed 8000 people in London. This event was caused by a period of cold weather combined with windless conditions that formed a dense layer of airborne pollutants, mostly from coal plants, over the .
1. Effects of Air 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.
Like humans, animals can suffer from a number of health problems due to air pollution, including birth defects, reproductive failure, and diseases.