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what is full form of css ? ​

☑️◾️CSS STANDS FOR CASCADING STYLE SHEET.

CSS :-

Full form is CASCADING STYLE SHEET

➡it is Used to design web-pages

➡Along with Html we can add animations to web pages

➡It is enclosed in <style> tags

➡CSS3 is Most advanced version of css.

➡Its an programming language

Full form of SI is System International

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answer - By Choudhary21

Nowadays air pollution become a critical problem in humans life the reason is about to increase this: many factories many Industries water pollution, air pollution etc.

Air pollution occurs when harmful or excessive quantities of substances including gases, particles, and biological molecules are introduced into Earth's atmosphere. It may cause diseases, allergies and even death to humans; it may also cause harm to other living organisms such as animals and food crops, and may damage the natural or built environment. Both human activity and natural processes can generate air pollution.

Indoor air pollution and poor urban air quality are listed as two of the world's worst toxic pollution problems in the 2008 Blacksmith Institute World's Worst Polluted Places report. Outdoor air pollution alone causes 2.1 to 4.21 million premature deaths annually.According to the 2014 World Health Organization report, air pollution in 2012 caused the deaths of around 7 million people worldwide, an estimate roughly echoed by the International Energy Agency.

All of the problems are caused due to pollution at the urban areas.

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