搜索结果: 16-30 共查到“理学 stratospheric”相关记录142条 . 查询时间(0.082 秒)
Quantifying the contributions to stratospheric ozone changes from ozone depleting substances and greenhouse gases
stratospheric ozone ozone depleting substances greenhouse gases
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2010/9/21
A state-of-the-art chemistry climate model coupled to a three-dimensional ocean model is used to produce three experiments, all seamlessly covering the period 1950–2100, forced by different combinatio...
A closer look at Arctic ozone loss and polar stratospheric clouds
Arctic ozone loss polar stratospheric clouds
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2010/9/21
The empirical relationship found between column-integrated Arctic ozone loss and the potential volume of polar stratospheric clouds inferred from meteorological analyses is recalculated in a self-cons...
Stratospheric water vapour budget and convection overshooting the tropopause: modelling study from SCOUT-AMMA
Stratospheric water vapour the tropopause SCOUT-AMMA
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2010/9/14
The aim of this paper is to study the impacts of overshooting convection at a local scale on the water distribution in the tropical UTLS. Overshooting convection is assumed to be one of the processes ...
Optical extinction by upper tropospheric/stratospheric aerosols and clouds: GOMOS observations for the period 2002–2008
upper tropospheric/stratospheric aerosols and clouds GOMOS observations the period 2002–2008
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2010/9/1
Although the retrieval of aerosol extinction coefficients from satellite remote measurements is notoriously difficult (in comparison with gaseous species) due to the lack of typical spectral signature...
Stratospheric water vapour and high climate sensitivity in a version of the HadSM3 climate model
Stratospheric water vapour high climate sensitivity the HadSM3 climate model
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2010/8/16
It has been shown previously that one member of the Met Office Hadley Centre single-parameter perturbed physics ensemble – the so-called "low entrainment parameter" member – has a much higher climate ...
Tropospheric ozone variations at the Nepal Climate Observatory-Pyramid (Himalayas, 5079 m a.s.l.) and influence of deep stratospheric intrusion events
Tropospheric ozone the Nepal Climate Observatory-Pyramid deep stratospheric intrusion events
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2010/8/16
The paper presents the first 2 years of continuous surface ozone (O3) observations and systematic assessment of the influence of stratospheric intrusions (SI) at the Nepal Climate Observatory at Pyram...
Geoengineering by stratospheric SO2 injection: results from the Met Office HadGEM2 climate model and comparison with the Goddard Institute for Space Studies ModelE
stratospheric SO2 injection the Met Office HadGEM2 climate model the Goddard Institute Space Studies ModelE
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2010/8/16
We examine the response of the Met Office Hadley Centre's HadGEM2-AO climate model to simulated geoengineering by continuous injection of SO2 into the lower stratosphere, and compare the results with ...
Radiosonde stratospheric temperatures at Dumont d'Urville (Antarctica): trends and link with polar stratospheric clouds
Radiosonde stratospheric temperatures Dumont d'Urville (Antarctica) polar stratospheric clouds
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2010/8/12
Temperature profiles measurements are performed daily (00:00 UT) in Dumont d'Urville (66°40' S, 140°01' E) by Météo-France, using standard radiosondes, since the International Geophysical Year in 1957...
On the seasonal dependence of tropical lower-stratospheric temperature trends
the seasonal dependence tropical lower-stratospheric temperature trends
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2010/8/12
This study examines the seasonality of tropical lower-stratospheric temperature trends using the Microwave Sounding Unit lower-stratospheric channel (T4) for 1980–2008. We present evidence that this s...
Validation of Ozone Monitoring Instrument (OMI) ozone profiles and stratospheric ozone columns with Microwave Limb Sounder (MLS) measurements
Ozone Monitoring Instrument ozone profiles stratospheric ozone columns Microwave Limb Sounder measurements
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2010/3/16
We validate OMI ozone profiles between 0.22–215 hPa and stratospheric ozone columns down to 215 hPa (SOC215) against v2.2 MLS data from 2006. The validation demonstrates convincingly that SOC can be d...
Finding the missing stratospheric Bry:a global modeling study of CHBr3 and CH2Br2
missing stratospheric Bry global modeling study CHBr3 CH2Br2
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2010/3/5
Recent in situ and satellite measurements suggest a contribution of ~5 pptv to stratospheric inorganic bromine from short-lived bromocarbons. We conduct a modeling study of the two most important shor...
An introduction to the SCOUT-AMMA stratospheric aircraft,balloons and sondes campaign in West Africa,August 2006:rationale and roadmap
SCOUT-AMMA stratospheric aircraft balloons sondes campaign West Africa rationale roadmap
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2010/3/5
A multi-platform field measurement campaign involving aircraft and balloons took place over West Africa between 26 July and 25 August 2006, in the frame of the concomitant AMMA Special Observing Perio...
Impact of energetic particle precipitation on stratospheric polar constituents: an assessment using monitoring and assimilation of operational MIPAS data
energetic particle precipitation stratospheric polar constituents MIPAS
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2010/2/21
In 2003, strong energetic particle precipitation (EPP) events occurred producing massive amounts of ionization which affected the polar region significantly perturbing its chemical state down to the m...
Forecasted deep stratospheric intrusions over Central Europe: case studies and climatologies
Forecasted deep stratospheric intrusions Central Europe climatologies
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2010/2/1
Based on daily predictions of stratospheric air intrusions, obtained from trajectory calculations by ETH Zürich with wind fields from ECMWF forecasts, a high number of measurements with the ozone lida...
More evidence for very short-lived substance contribution to stratospheric chlorine inferred from HCl balloon-borne in situ measurements in the tropics
short-lived substance contribution stratospheric chlorine HCl balloon-borne
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2010/2/1
Volume mixing ratio (vmr) vertical profiles of hydrogen chloride (HCl) are retrieved from in situ measurements performed by a balloon-borne infrared tunable diode laser absorption spectrometer (SPIRAL...