How does amount of CO2 rise in atmosphere and become excessive?

Asked by Topperlearning User | 29th Jul, 2016, 11:23: AM

Expert Answer:

Amount of CO2 rises in atmosphere and become excessive due to following human activities:

(i)Burning of fuels like coal, petrol or diesel etc.

(ii)Deforestation which leads to an increase in amount of CO2 in the air because the number of tress which consume CO2 is reduced.

Answered by  | 29th Jul, 2016, 01:23: PM