Question

Which of the following is a recently originated problem of our environment?

• A. Ozone layer depletion
• B. Green house effect
• C. Global warming
• D. All of the above

Answer 1

The correct option is D All of the above

The extensive use of vehicles and thermoelectric plants, gaseous emission from industries, use of aerosol propellants, refrigerants, etc., leads to the emission of various harmful gases like sulphur dioxide, carbon dioxide, CFCs etc, in the atmosphere. These gases are major constituents of air pollution and are inter-linked in causing ozone layer depletion, greenhouse effect and global warming.