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प्रश्न
Define global warming.
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उत्तर
The gradual increase in Earth’s average surface temperature due to rising concentrations of greenhouse gases in the atmosphere is called global warming.
संबंधित प्रश्न
Give biological reasons for the following statements:
Cutting of trees should be discouraged.
State the effect of global warming in coastal regions.
Write True or False.
Aeroplanes flying in the sky cause global warming.
Write True or False.
Forest fires do not cause global warming.
Name some diseases that are caused due to exposure to ultraviolet rays of the sun.
State some anthropogenic (man-made) causes of global warming.
Name important Greenhouse gases.
Explain how global warming takes place in the presence of green house gases. Give a reason why the surface temperature of earth is maintained in absence of green house gases.
In the following statement, the underlined words are jumbled up. Write them in their correct form.
Gangotri glacier in Himalaya has started melting because of lablog ringwam.
