Impacts of warming and water vapor content on the decrease in light rain days during the warm season over eastern China
Gespeichert in:
Verfasser / Beitragende:
[Jian Wu, Liya Zhang, Deming Zhao, Jianping Tang]
Ort, Verlag, Jahr:
2015
Enthalten in:
Climate Dynamics, 45/7-8(2015-10-01), 1841-1857
Format:
Artikel (online)
Online Zugang:
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| 024 | 7 | 0 | |a 10.1007/s00382-014-2438-4 |2 doi |
| 035 | |a (NATIONALLICENCE)springer-10.1007/s00382-014-2438-4 | ||
| 245 | 0 | 0 | |a Impacts of warming and water vapor content on the decrease in light rain days during the warm season over eastern China |h [Elektronische Daten] |c [Jian Wu, Liya Zhang, Deming Zhao, Jianping Tang] |
| 520 | 3 | |a Based on daily rainfall data collected at 395 gauge stations over eastern China during 1979-2009, the variation in light rain days with intensities of 0.1-10mmday−1 in the summer half of the year was analyzed. Results indicate that both the light rain amount and the number of light rain days decline distinctly, with trends of −4.89mm (10year)−1 and −2.48days (10year)−1, respectively. The first two principal components of EOF analysis on light rain days not only show a long-term decrease, but also depict regional differences; specifically, light rain days decline more distinctly in northeastern and southern regions of eastern China. Spatial and temporal features, as well as the periods derived from the EOF analysis of temperature, precipitable water content, and relative humidity in the lower troposphere, coincide with those of light rain days. Composite analysis also suggests that there are fewer light rain days in years with lower relative humidity and precipitable water content in the lower troposphere, while there are fewer light rain days in years with higher tropospheric temperatures. According to the Clausius-Clapeyron equation and the relative humidity equations, relative humidity over eastern China during the period studied decreases by 5.5% due to lower-tropospheric warming, and decreases by 0.16% because of the decrease in specific humidity in the same period. Both warming and water vapor content are the reasons for light rain reduction, and warming is deemed the primary cause. | |
| 540 | |a Springer-Verlag Berlin Heidelberg, 2014 | ||
| 690 | 7 | |a Light rain reduction |2 nationallicence | |
| 690 | 7 | |a Warming |2 nationallicence | |
| 690 | 7 | |a Water vapor content |2 nationallicence | |
| 690 | 7 | |a Eastern China |2 nationallicence | |
| 700 | 1 | |a Wu |D Jian |u Department of Atmospheric Science, Yunnan University, 650091, Kunming, People's Republic of China |4 aut | |
| 700 | 1 | |a Zhang |D Liya |u Department of Atmospheric Science, Yunnan University, 650091, Kunming, People's Republic of China |4 aut | |
| 700 | 1 | |a Zhao |D Deming |u Key Laboratory of Regional Climate-Environment for Temperate East Asia, Institute of Atmospheric Physics, Chinese Academy of Sciences, 100029, Beijing, People's Republic of China |4 aut | |
| 700 | 1 | |a Tang |D Jianping |u Department of Atmospheric Science, Nanjing University, 210093, Nanjing, People's Republic of China |4 aut | |
| 773 | 0 | |t Climate Dynamics |d Springer Berlin Heidelberg |g 45/7-8(2015-10-01), 1841-1857 |x 0930-7575 |q 45:7-8<1841 |1 2015 |2 45 |o 382 | |
| 856 | 4 | 0 | |u https://doi.org/10.1007/s00382-014-2438-4 |q text/html |z Onlinezugriff via DOI |
| 898 | |a BK010053 |b XK010053 |c XK010000 | ||
| 900 | 7 | |a Metadata rights reserved |b Springer special CC-BY-NC licence |2 nationallicence | |
| 908 | |D 1 |a research-article |2 jats | ||
| 949 | |B NATIONALLICENCE |F NATIONALLICENCE |b NL-springer | ||
| 950 | |B NATIONALLICENCE |P 856 |E 40 |u https://doi.org/10.1007/s00382-014-2438-4 |q text/html |z Onlinezugriff via DOI | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Wu |D Jian |u Department of Atmospheric Science, Yunnan University, 650091, Kunming, People's Republic of China |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Zhang |D Liya |u Department of Atmospheric Science, Yunnan University, 650091, Kunming, People's Republic of China |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Zhao |D Deming |u Key Laboratory of Regional Climate-Environment for Temperate East Asia, Institute of Atmospheric Physics, Chinese Academy of Sciences, 100029, Beijing, People's Republic of China |4 aut | ||
| 950 | |B NATIONALLICENCE |P 700 |E 1- |a Tang |D Jianping |u Department of Atmospheric Science, Nanjing University, 210093, Nanjing, People's Republic of China |4 aut | ||
| 950 | |B NATIONALLICENCE |P 773 |E 0- |t Climate Dynamics |d Springer Berlin Heidelberg |g 45/7-8(2015-10-01), 1841-1857 |x 0930-7575 |q 45:7-8<1841 |1 2015 |2 45 |o 382 | ||