搜索结果: 1-15 共查到“大气科学 Variability”相关记录114条 . 查询时间(0.047 秒)
Hot climates to see more variability in tree leafing as temperatures rise（图）
Hot climates variability tree leafing temperatures rise
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2020/2/20
Scientists have found that while all regions of the country can expect an earlier start to the growing season as temperatures rise, the trend is likely to become more variable year-over-year in hotter...
Warmer World May Bring More Local, Less Global,Temperature Variability（图）
warmer world more local less global temperature variability
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2017/9/19
Many tropical or subtropical regions could see sharp increases in natural temperature variability as Earth’s climate warms over coming decades, a new Duke University-led study suggests.These local cha...
Rapid decline of Arctic sea ice a combination of climate change and natural variability
Rapid decline Arctic sea ice climate change natural variability
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2017/3/30
Arctic sea ice in recent decades has declined even faster than predicted by most models of climate change. Many scientists have suspected that the trend now underway is a combination of global warming...
Deep groundwater aquifers respond rapidly to climate variability
Deep groundwater aquifers respond climate variability
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2017/3/13
Changes in climate can rapidly impact even the deepest freshwater aquifers according to Penn State and Columbia University hydrologists.The researchers found that responses to climate variations can b...
Spatial variability of POPs in European background air
Spatial variability POPs European background air
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2011/2/25
Passive air samplers (PAS) were deployed at 86 European background sites during summer 2006 in order (i) to gain further insight into spatial patterns of persistent organic pollutants (POPs) in Europe...
An analysis of long-term regional-scale ozone simulations over the Northeastern United States: variability and trends
long-term regional-scale ozone the Northeastern United States variability and trends
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2011/2/24
This study presents the results from two sets of 18-year air quality simulations over the Northeastern US performed with a regional photochemical modeling system. These two simulations utilize differe...
Seasonal variability of aerosol optical properties observed by means of a Raman lidar at an EARLINET site over Northeastern Spain
aerosol optical properties a Raman lidar an EARLINET site Northeastern Spain
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2011/1/19
The annual and seasonal variability of aerosol optical properties observed by means of a Raman lidar over Northeastern Spain has been assessed. The lidar representativeness has first been checked agai...
Variability of aerosol vertical distribution in the Sahel
aerosol vertical distribution the Sahel
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2010/12/28
In this work, we have studied the seasonal and inter-annual variability of the aerosol vertical distribution over Sahelian Africa for the years 2006, 2007 and 2008, characterizing the different kind o...
Inter-community variability in total particle number concentrations in the eastern Los Angeles air basin
particle number the eastern Los Angeles air basin
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2010/12/20
Ultrafine Particles (UFP) can display sharp gradients in their number concentrations in urban environment due to their transient nature and rapid atmospheric processing. The ability of using air pollu...
Observed 20th century desert dust variability: impact on climate and biogeochemistry
20th century desert dust climate and biogeochemistry
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2010/11/30
Desert dust perturbs climate by directly and indirectly interacting with incoming solar and outgoing long wave radiation, thereby changing precipitation and temperature, in addition to modifying ocean...
Variability of the nighttime OH layer and mesospheric ozone at high latitudes during northern winter: influence of meteorology
the nighttime OH layer mesospheric ozone northern winter meteorology
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2010/11/29
Analyses of OH zonal means, recorded at boreal high latitudes by the Aura Microwave Limb Sounder (MLS) in winters of 2005–2009, have shown medium- (weeks) and short- (days) term variability of the nig...
Ozone variability and halogen oxidation within the Arctic and sub-Arctic springtime boundary layer
Ozone variability halogen oxidation the Arctic and sub-Arctic springtime boundary layer
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2010/11/3
The influence of halogen oxidation on the variabilities of ozone (O3) and volatile organic compounds (VOCs) within the Arctic and sub-Arctic atmospheric boundary layer was investigated using field mea...
A modelling study of photochemical regimes over Europe: robustness and variability
photochemical regimes Europe robustness and variability
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2010/11/3
The variability of the relative sensitivity of photochemical ozone formation to volatile organic compounds (VOC) and NOx emissions, the chemical regime, over Europe during summers 2001 to 2003 is simu...
Formic acid above the Jungfraujoch during 1985–2007: observed variability, seasonality, but no long-term background evolution
Formic acid the Jungfraujoch 1985–2007 background evolution
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2010/11/3
This paper reports on daytime total vertical column abundances of formic acid (HCOOH) above the Northern mid-latitude, high altitude Jungfraujoch station (Switzerland; 46.5° N, 8.0° E, 3580 m alt.). T...
Spatial, temporal, and vertical variability of polar stratospheric ozone loss in the Arctic winters 2004/2005–2009/2010
polar stratospheric ozone the Arctic winters
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2010/10/21
The polar stratospheric ozone loss during the Arctic winters 2004/2005–2009/2010 is investigated by using high resolution simulations from the chemical transport model Mimosa-Chim and observations fro...