Weakening of the global atmospheric circulation with global warming

Verfasser / Beitragende:
[Joakim Kjellsson]
Ort, Verlag, Jahr:
2015
Enthalten in:
Climate Dynamics, 45/3-4(2015-08-01), 975-988
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00382-014-2337-8  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00382-014-2337-8 
100 1 |a Kjellsson  |D Joakim  |u Department of Meteorology, Bolin Centre for Climate Research, Svante Arrhenius vag 16C, 10691, Stockholm, Sweden  |4 aut 
245 1 0 |a Weakening of the global atmospheric circulation with global warming  |h [Elektronische Daten]  |c [Joakim Kjellsson] 
520 3 |a This study finds that the global atmospheric circulation weakens, i.e. transports less mass, by about 5% per degree of global warming as a result of anthropogenic emissions. This is found by calculating a global thermodynamic mass stream function and diagnosing long-term changes in a set of climate-model simulations in the Intergovernmental Panel on Climate Change 5th assessment report. The global atmospheric circulation also expands in thermodynamic coordinates due to increased dry static energy and latent heat in the tropical troposphere. The surface warming and moistening follows a Clausius-Clapeyron relation and tropical moist ascent remains nearly moist adiabatic. Furthermore, the meridional overturning circulation is found to only weaken slightly suggesting that the dominant change is in the zonally asymmetric circulation, i.e. the Walker circulation. The total poleward energy transport increases while the poleward mass transport decreases. The results are found to be robust across the climate models studied. 
540 |a The Author(s), 2014 
690 7 |a Climate model  |2 nationallicence 
690 7 |a CMIP5  |2 nationallicence 
690 7 |a Stream function  |2 nationallicence 
690 7 |a Thermodynamic  |2 nationallicence 
690 7 |a Energy transport  |2 nationallicence 
690 7 |a Global warming  |2 nationallicence 
773 0 |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 45/3-4(2015-08-01), 975-988  |x 0930-7575  |q 45:3-4<975  |1 2015  |2 45  |o 382 
856 4 0 |u https://doi.org/10.1007/s00382-014-2337-8  |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/s00382-014-2337-8  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 100  |E 1-  |a Kjellsson  |D Joakim  |u Department of Meteorology, Bolin Centre for Climate Research, Svante Arrhenius vag 16C, 10691, Stockholm, Sweden  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 45/3-4(2015-08-01), 975-988  |x 0930-7575  |q 45:3-4<975  |1 2015  |2 45  |o 382