What are the harmful effects of ultraviolet radiations?
Global warming is the rise in the average temperatures of the earth. This is caused due to the presence of greenhouse gases.
Which greenhouse gas contributes the most to global warming?
What is global warming ? Name the gas whose increasing percentage in air is leading to global warming. State a harmful effect which can be caused by global warming.
Which of the following cause global warming by enhancing greenhouse effect?
Greenhouse effect is caused due to ozone layer depletion.