UPSC Prelims 2024 · GS Paper 1 · Q91

Geography

Medium · Atmospheric heating mechanism

Consider the following statements:

Statement I: The Earth's atmosphere is heated more by the direct absorption of incoming short-wave solar radiation than by outgoing long-wave terrestrial radiation.

Statement II: The atmosphere is largely transparent to short-wave solar radiation but absorbs long-wave terrestrial radiation efficiently, due to greenhouse gases such as water vapour and carbon dioxide.

Which one of the following is correct in respect of the above statements?