Question

Write the sources of methane.

Answer 1

• Green house effect: The process by which heating of earth takes place due to solar radiation trapped by atmospheric gases like carbon dioxide, water vapours etc.
• The gases which trap solar radiation to produce heating effect is called greenhouse gases. Examples: carbon dioxide, water vapour, methane oxides of nitrogen etc.
• Incomplete combustion of fossil fuels, paddy fields, coal mines, and decomposition of organic matter are the main sources of methane(${\mathrm{CH}}_4$).