Ncert Exercises & Solutions

The consequences of global warming may be ______.

a. Increase in the average temperature of the earth

b. Melting of Himalayan Glaciers

c. Increased biochemical oxygen demand

d. Eutrophication

Choose the correct option
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)

If the rate at which solar radiation are arriving at the earth remains constant but the amount of CO₂ in the air increases. The heat radiated back to the earth will increase consequently, the temperature of the earth surface will increase.

This increase in temperature will disturb the thermal balance on the earth and could cause glaciers and ice caps to melt.

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