What are the reasons for environmental pollution Class 7 Brainly?

What are the reasons for environmental pollution Class 7?

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 reasons for environmental pollution Brainly?

Answer

  • Burning Fossil fuels to clear land.
  • Vehicular emmisions.
  • Cutting down of trees to make buildings etc.
  • Throwing garbage in water.
  • Burning crackers which make air polluted.

What are the reasons of environmental pollution?

21.3. Causes of environmental pollution

  • Urbanization and industrialization. Since the era of industrial revolution, man has continued to introduce hazardous materials into the environment at an alarming rate. …
  • Mining and exploration. …
  • Agricultural activities. …
  • Burning of fossil fuels. …
  • Particulate matter. …
  • Plastics.

What are the main causes of environmental pollution essay?

The Main Causes of Soil Pollution are as Follows: Industrial waste. Urban commercial and domestic waste.

Essay on Environmental Pollution

  • Automobile pollution.
  • Industrial air pollution.
  • Burning garbage.
  • Brick kilns.
  • Indoor air pollution.
  • Decomposed animals and plants.
  • Radioactive elements.
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What are the causes of environmental pollution Class 10?

What are the main causes of environmental pollution? There can be so many environmental pollution causes including fossil fuel emissions from power plants, automotive waste, high exhaust gasses, chemical effluents, toxins and soil erosion.

What is environmental pollution in Brainly?

Environmental pollution is defined as “the contamination of the physical and biological components of the earth/atmosphere system to such an extent that normal environmental processes are adversely affected.

What is environmental pollution Class 10 Brainly?

Answer: Explanation: pollution which affect the environment and damages it,which pollute our surrounding by harmful chemicals,all this contribute to environmental pollution. Pollution which affects the environment or human being is called environmental pollution.

What pollution is in the air?

Air pollution is a mixture of solid particles and gases in the air. Car emissions, chemicals from factories, dust, pollen and mold spores may be suspended as particles. Ozone, a gas, is a major part of air pollution in cities. When ozone forms air pollution, it’s also called smog.

What are the three main reasons of pollution Why do you think so?

The three main reason of pollution are, first of all we have use the material as well as through outside in our surrounding. At the same time we also use the polythenes plastic in large amount, finally smoke of factories trucks, bus as well as other industries also cause pollution.

What are the causes of environmental pollution in India?

The major sources of pollution in India include the rapid burning of fuelwood and biomass such as dried waste from livestock as the primary source of energy, lack of organised garbage and waste removal services, lack of sewage treatment operations, lack of flood control and monsoon water drainage system, diversion of …

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What are the major causes of environmental pollution Class 11?

– For example; the burning of fossil fuels for electricity production and running of transportation are both primary as well as secondary pollutants and the biggest source of air pollution. The fumes released from the car contain many dangerous gases like nitrogen oxide, hydrocarbons, and carbon monoxide.

What are the causes of environmental pollution PDF?

place and through time.

  • Population growth. Modern thinkers consider that growth of population is the root cause for many human problems. …
  • Increased General Affluence and Economic Growth. …
  • Nature of Modern Technology. …
  • Deforestation. …
  • Agricultural Development. …
  • Industrial Development. …
  • Urbanization. …
  • Unplanned Urbanization.

What is environmental pollution class 9?

What is Environmental Pollution? When there is an undesirable change in the surrounding that has harmful effects on plants and animals, it leads to environmental pollution. A pollutant is a substance that causes pollution. We can have pollutants in liquid, solid or gaseous form.

What is environmental pollution in English?

Environmental pollution is defined as “the contamination of the. physical and biological components of the earth/atmosphere system to such an extent that. normal environmental processes are adversely affected.”