Define global warming

1.	Define global warming
Answer» As the pollution is increasing day by day the OZONE layer depletion is taking place and the harmful rays of sun are falling on earth due to which glaciers are melting and FLOODS occur. This unbalance of the ecosystem is KNOWN as global warming. It will become a dangerous situation after least 40 years. According to the scientists the TEMPERATURE of the earth is increasing by 1 degree centigrade PER year.

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