The warming of the earth caused by the green house gases is called global warming . The main green house gases are methane (CH4),H20, carbon dioxide (Co2), etc So these are produced mainly due to the excess amount of smoke and pollution produced by the factories and industries , we should try our level best to control and prevent them
The day by day increase in global temperature due to green house gases is called global warming or green house effect. The main green house gases are SO2, CO, CO2, water vapors etc.
Define global warming