Air pollution is the term given to contamination of air; a chemical and biological alteration to the air is known as the pollution. Air pollution happens when smoke, dust or harmful gases enters in the atmosphere of the air and makes it unbeatable for living species. This contamination of air making survival plants, animals and humans on earth difficult. The ozone layer is very important for the survival of planet earth as it filters the harmful rays and doesn’t let pass in earth’s atmosphere. But the ozone layer is depleting due increased amount of pollution in the air. Pollution causes imbalance in the atmosphere, this imbalance of the harmful gases in the atmosphere causes ‘Global warming’.
Global warming has become the biggest threat to the ecosystem.
It causes the rise in temperature due to which ice cap of south pole and north
pole have started melting, rivers are drying and earth have started
experiencing less rain every year. Due to rise in heat, the summer season has
become even hotter and causing drought in many areas. Many species are on the
verge of extinction due the hot climate. Air pollution also causes respiratory,
heart problems and cancers. Millions of people have died to respiratory infection
and children often suffer asthma and pneumonia due to the high contamination of
the air.
Acid rain is also the result of air pollution, there are
billions of automobiles in the world which releases harmful gases like sulfur
oxides and nitrogen oxides in the atmosphere. These harmful gases combines with
the water droplets (contaminate it and makes it acidic) and fall on the earth
in the form of acid rain. Acid rain is very harmful to humans as well as
animals, it also destroy massive amount of crops and makes it inedible. Air
pollution is harmful for the animals as well, toxin spread in the atmosphere
makes animal change their habitat and migrate to other place. The change in
habitat causes inconvenience in wildlife and eventually they die due to lack of
resources and fresh air to breath. If we won’t act now, the increasing
pollution and heat will destroy the planet sooner than scientist have
predicted.
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