Estimating upper-tropospheric water vapor from SSM/T-2 satellite...

Journal of Applied Meteorology;  April 1, 2003 ;     700+ words ......developed to retrieve upper-tropospheric water vapor (UTW) from Special Sensor Microwave Water Vapor Profiler (SSM/T-2) measurements taken at three discrete frequencies near the 183-GHz water vapor line. The algorithm is based on physical...

Please don't let me be misunderstood.(satellite images of water vapor)

Weatherwise;  January 1, 1999 ;     660 words ...If fuzzy satellite images of water vapor were inclined to impersonate a rock...popular misconception that dark areas on water vapor images mean the air is dry. Actually, dark areas represent water vapor in the middle troposphere. Moreover...

Characterization of Upper-Troposphere Water Vapor Measurements during...

Journal of Atmospheric and Oceanic Technology;  December 1, 2004 ;     700+ words ...ABSTRACT Water vapor mass mixing ratio profiles from NASA...Project (ISCCP) Regional Experiment (FIRE) Water Vapor Experiment (AFWEX) are used as a reference to characterize upper-troposphere water vapor (UTWV) measured by ground-based Raman...

Cross-tropopause convective transport of water vapor

Bulletin of the American Meteorological Society;  February 1, 2003 ;     452 words ......indicates that the plumes form from water vapor that is injected into the stratosphere...previous studies of the transport of water vapor from the troposphere into the lower...of the model results indicates that water vapor can be transported from the cloud into...

A GCM Study of Volcanic Eruptions as a Cause of Increased Stratospheric...

Journal of Climate;  November 1, 2003 ;     700+ words ......increases. This is because the extra water vapor that is transported into the stratosphere...intermediate complexity, and increases in water vapor concentration are found in the lower...with the perturbation in stratospheric water vapor is approximately +0.1 W m^sup -2^, and...

Humans implicated in rising water vapor.

Contra Costa Times (Walnut Creek, CA);  September 17, 2007 ;     612 words ......by another fingerprint, this one on water vapor in the atmosphere. Scientists used computer...the climate to show that the rise in water vapor could not have been caused by natural...the models, the resulting atmospheric water vapor increases are very close to those actually...

Radiative sensitivity to water vapor under all-sky conditions

Journal of Climate;  June 15, 2001 ;     700+ words ......fields, all-sky radiative sensitivity to water vapor is assessed. The analysis improves upon...to be particularly sensitive to the water vapor distribution, especially for variations...longwave radiation is most sensitive to water vapor in the upper troposphere, especially...

Water vapor may be biggest contributor to higher global temperatures,...

AP Worldstream;  November 9, 2005 ;     363 words ......An unexpected greenhouse gas _ water vapor _ may be the biggest factor contributing...Center in Davos, Switzerland. "Water vapor is a greenhouse gas," said Philipona...Wherever you have an increase in water vapor, you have an increase in temperature...

Reservoir of water hides high above Earth. (water vapor in mesosphere)

Science News;  August 23, 1997 ;     570 words ......Desert, harbors unexpected amounts of water vapor, according to data from a pair of satellites...ultraviolet light splits apart molecules of water vapor. The MAHRSI data revealed a layer with...1991. The HALOE instrument measures water vapor directly by peering through the ...

Water Vapor May Warm Earth Less Than Some Models Predict.

Ascribe Higher Education News Service;  March 15, 2004 ;     639 words ......on an overestimate of the amount of water vapor the will enter the atmosphere as the...Technology. Greenhouse gases, of which water vapor is the most significant, trap heat and...evaporation from the oceans, thus putting more water vapor into the atmosphere. The rise in ...

How to manage water vapor in vacuum chambers. (Vacuum Tech).(Brief...

R & D;  June 1, 2002 ;     623 words ...Water vapor is a major problem in vacuum chambers...processes. Applications requiring control of water vapor are found in many different industries...panel displays. Proper management of water vapor dictates that it should be pumped near...

First-Year Operation of a New Water Vapor Raman Lidar at the JPL Table...

Journal of Atmospheric and Oceanic Technology;  August 1, 2008 ;     700+ words ...ABSTRACT A new water vapor Raman lidar was recently built at...and with the capability to measure water vapor mixing ratios as low as 1 to 10 ppmv...already shown promising results as water vapor profiles have been retrieved up to...

The arm program's water vapor intensive observation periods

Bulletin of the American Meteorological Society;  February 1, 2003 ;     700+ words ......to significantly improving the accuracy of water vapor measurements. Water vapor is the dominant greenhouse gas in the atmosphere...trace gases (e.g., CO2, N^sub 2^O, CH^sub 4^), water vapor varies by several orders of magnitude with...

Synergetic Use of GPS Water Vapor and Meteosat Images for Synoptic Weather...

Journal of Applied Meteorology;  March 1, 2004 ;     700+ words ...ABSTRACT The use of integrated water vapor (IWV) measurements from a ground-based...during 16 and 17 May 2000. Meteosat water vapor (WV) and infrared (IR) channel measurements...rough reconstruction of the vertical water vapor distribution can be made. The case described...

Diagnosis of three-dimensional water vapor using a GPS network

Monthly Weather Review;  February 1, 2002 ;     700+ words ......been developed to obtain integrated water vapor along slant paths between ground-based...determine whether three-dimensional water vapor fields could be recovered from a high-resoluti...moisture field from the slant integrated water vapor and other observations. Comparisons...