11th Class Chemistry Environmental Chemistry

  • question_answer 36)   The consequences of global warming may be : (a) increase in average temperature of the earth (b) melting of Himalayan Glaciers (c) increased Biochemical Oxygen Demand (d) eutrophication


      (a, b) If the rate at which solar radiation are arriving the earth remains constant but the amount of \[C{{O}_{2}}\] 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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