Question

what is the importance of water vapours in the atmosphere ?​

Answer 1

Answer:

Water is constantly cycling through the atmosphere. Water evaporates from the Earth's surface and rises on warm updrafts into the atmosphere.Water vapor is also the most important greenhouse gas in the atmosphere. Heat radiated from Earth's surface is absorbed by water vapor molecules in the lower atmosphere.

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Answer 2

Answer:

Water vapor is also the most important greenhouse gas in the atmosphere. Heat radiated from Earth's surface is absorbed by water vapor molecules in the lower atmosphere. ... Thus, water vapor is a second source of warmth (in addition to sunlight) at the Earth's surface.