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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 ..... it does not do as an individual molecule; however, the existence of water vapor in the atmosphere ...

What is water vapor?


Nov 27, 2010 ... This source of heat helps drive the updrafts in clouds and precipitation systems, which then causes even more water vapor to condense into ...

NASA - Water Vapor Confirmed as Major Player in Climate Change


Nov 17, 2008 ... Water vapor is known to be Earth's most abundant greenhouse gas, but ... Increasing water vapor leads to warmer temperatures, which causes ...

Water Vapor - ThinkGlobalGreen


Currently general agreement is that 95% of GHG (greenhouse gases) are caused by water vapor, and 99.999% of that is of natural origin. We can do little about ...

How does the water get into the atmosphere?


Heat from the Sun causes water to evaporate from the surface of lakes and oceans. This turns the liquid water into water vapor in the atmosphere. Plants, too  ...

It's Water Vapor, Not the CO2 - American Chemical Society


It's true that water vapor is the largest contributor to the Earth's greenhouse effect. ... The warming due to increasing non-condensable gases causes more water ...

Condensation - The Water Cycle, from USGS Water-Science School


The Water Cycle: Condensation, from from the USGS Water Science School. Our water ... Condensation is the process by which water vapor in the air is changed into liquid water. Condensation is .... Condensation causes clouds. The Oxford ...

What about water vapour? | Climate Change Connection


Water vapour is the most abundant greenhouse gas in the atmosphere, yet other greenhouse gases are portrayed as the main drivers of climate change. Why?

Rising Levels of Human-Caused Water Vapor in Troposphere will ...


Jul 28, 2014 ... Illustration of annual mean T2-T12 field that provides a direct measure of the upper-tropospheric water vapor. Purple = dry and Red = moist.

Causes of Saturation & Saturation Processes - Video & Lesson ...


Mar 30, 2015 ... Have you ever wondered what happens to water vapor in the air around you? This lesson will explore saturation, or what happens when the air ...

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Explaining how the water vapor greenhouse effect works


That was caused because there is no, or very little, water vapour in the atmosphere and it is a demonstration of water vapour as the most important greenhouse ...

What are some sources of water vapor in the air? | Reference.com


Atmospheric water vapor can also result from human activities, such as farming, ... A: Acid rain causes acidification of bodies of water such as lakes and streams.

The Role of Water Vapor in the Earth's Climate


Those who want to ignore the direct water vapor role in climate claim falsely that water ... They show that an increase in atmospheric temperature caused by the ...