Study Material : EVS PDF Notes of Class 12th Download Click on Link Below
Clean air is an essential component of a healthy environment and for life, therefore, air pollution
threatens us all. Air pollution may be defined as contamination of the atmosphere by gaseous,
liquid or solid substance present in the atmosphere in such concentrations that may be injurious
to human health and other living organisms or their property or enjoyment. In simple words, any
undesirable change in the physical, chemical and biological state of air is known as Air
Pollution.
Clean air is an essential component of a healthy environment and for life, therefore, air pollution threatens us all. Air pollution may be defined as contamination of the atmosphere by gaseous, liquid or solid substance present in the atmosphere in such concentrations that may be injurious to human health and other living organisms or their property or enjoyment. In simple words, any undesirable change in the physical, chemical and biological state of air is known as Air
Pollution.
