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Water vapor - Wikipedia
Water vapor, water vapour or aqueous vapor is the gaseous phase of water. It is one state of water within the hydrosphere. Water vapor can be produced from ... More »
water vapor
NOUN
1.
a dispersion, in air, of molecules of water, especially as produced by evaporation at ambient temperatures rather than by boiling.
Source: Dictionary.com

www.weatherquestions.com/What_is_water_vapor.htm

Nov 27, 2010 ... Water vapor is water in its gaseous state-instead of liquid or solid (ice). Water vapor is totally invisible. If you see a cloud, fog, or mist, these are ...

simple.wikipedia.org/wiki/Water_vapor

Water vapor is water that is in the form of a vapor, or gas. It is a part of the water cycle. When liquid water is heated to boiling temperature, 100 degrees Celsius, ...

www.dictionary.com/browse/water-vapor

Water vapor definition, a dispersion, in air, of molecules of water, especially as produced by evaporation at ambient temperatures rather than by boiling.

earthobservatory.nasa.gov/GlobalMaps/view.php?d1=MYDAL2_M_SKY_WV

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 ...

www.merriam-webster.com/dictionary/water%20vapor

Define water vapor: water in a vaporous form especially when below boiling temperature and diffused (as in the atmosphere)

www.skepticalscience.com/water-vapor-greenhouse-gas.htm

Water vapour is the most dominant greenhouse gas. Water vapour is also the dominant positive feedback in our climate system and amplifies any warming ...

www.acs.org/content/acs/en/climatescience/climatesciencenarratives/its-water-vapor-not-the-co2.html

It's true that water vapor is the largest contributor to the Earth's greenhouse effect. On average, it probably accounts for about 60% of the warming effect.