The increasing amount of carbon dioxide in the air is slowly raising the temperature of the atmosphere, because it absorbs
Athe water vapour of the air and retains its heat
Bthe ultraviolet part of the solar radiation
Call the solar radiations
Dthe infrared part of the solar radiation
Answer & Solution
Correct answer: D. the infrared part of the solar radiation
UPSC CSE Prelims 2012 (GS-I, Set A), Q.62. Answer key: D (coaching consensus; UPSC did not publish an official 2012 AK separately on upsc.gov.in).
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