Why igloos and snowcaves stay warm using Kirchoff's law

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    Kirchoff's law Law
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Claire_01
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Snow behaves like a black-body with respect to infrared radiation. Given this fact, explain why is it not surprising that inhabited igloos and snowcaves are characterized by comfortable temperatures inside. HINT: (Kirchoff's Law will help explain this)
 
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Claire_01 said:
Snow behaves like a black-body with respect to infrared radiation. Given this fact, explain why is it not surprising that inhabited igloos and snowcaves are characterized by comfortable temperatures inside. HINT: (Kirchoff's Law will help explain this)

Welcome the PF!
Can you state Kirchhoff's law? Are you really clueless or you have an idea?