Question

reason for increase of heat on the earth day by day

Answer 1

Reasons for increase of heat on the earth day by day are

1 less rain
2 pollution
3 increase in content of CFC'S
4 deforestation
5 ozone layer depletion

Answer 2

The temperature of earth is increasing because of climate change and global warming.Due to increase of pollution , the amount of CO2 is increasing in the atmosphere . co2 increases earth's temperature. The amount of oxygen is decreasing because humans are cutting trees which maintain the balance in atmosphere and in their absence the nature got unbalanced. Population is increasing day by day. Due to all these the ozone layer is depleting because of which holes are making in layer. Through these holes UV rays are coming to earth directly which results in temperature increase. other reasons are:-
i)deforestation
ii)pollution
iii)less rain