Polar mesospheric clouds are extremely sensitive to changes in atmospheric water vapor and temperature.

云层亮度上升趋势提示大气环境的微妙变化，而这也许和温室气体的变化有关”迪兰如是说。 极地中间层的云对大气中水汽和温度十分敏感。

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As the vapor condenses into rain, the local atmospheric pressure drops.

当水汽凝成雨水，会造成局域性的大气压力下降。

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Human-caused increases in atmospheric methane, which oxidizes into carbon dioxide and water vapor, could be providing more water for ice in the stratosphere.

人为增加大气中的甲烷，其氧化为二氧化碳和水汽后，能为平流层的冰提供更多的水份。

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The much larger warmings forecast by IPCC require a major increase in atmospheric water vapor and warming clouds.

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The Grenoble study authors did not factor in influences the warming oceans would have had upon evaporated water vapor, that primary atmospheric greenhouse gas.

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If a liquid has a vapor pressure of greater than atmospheric pressure, that liquid boils.

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