Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade
International audience Measurements of the longwave cloud radiative effect (LWCRE) at the top of the atmosphere assess the contribution of clouds to the Earth warming but do not quantify the cloud property variations that are responsible for the LWCRE variations. The CALIPSO space lidar observes dir...
Published in: | Geophysical Research Letters |
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Online Access: | https://uca.hal.science/hal-01893557 https://uca.hal.science/hal-01893557/document https://uca.hal.science/hal-01893557/file/Vaillant%20de%20Gu%C3%A9lis%20et%20al.%20-%202017%20-%20Using%20Space%20Lidar%20Observations%20to%20Decompose%20Longwa.pdf https://doi.org/10.1002/2017gl074628 |
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ftmeteofrance:oai:HAL:hal-01893557v1 2024-06-09T07:49:45+00:00 Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade Vaillant de Guélis, Thibault Chepfer, Hélène Noel, Vincent Guzman, Rodrigo Winker, David, M. Plougonven, Riwal Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X)-École des Ponts ParisTech (ENPC)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Département des Géosciences - ENS Paris École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL) Laboratoire d'aérologie (LAERO) Université Toulouse III - Paul Sabatier (UT3) Université de Toulouse (UT)-Université de Toulouse (UT)-Observatoire Midi-Pyrénées (OMP) Institut de Recherche pour le Développement (IRD)-Université Toulouse III - Paul Sabatier (UT3) Université de Toulouse (UT)-Université de Toulouse (UT)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National d'Études Spatiales Toulouse (CNES)-Centre National de la Recherche Scientifique (CNRS)-Météo-France-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National d'Études Spatiales Toulouse (CNES)-Centre National de la Recherche Scientifique (CNRS)-Météo-France-Centre National de la Recherche Scientifique (CNRS) NASA Langley Research Center Hampton (LaRC) 2017 https://uca.hal.science/hal-01893557 https://uca.hal.science/hal-01893557/document https://uca.hal.science/hal-01893557/file/Vaillant%20de%20Gu%C3%A9lis%20et%20al.%20-%202017%20-%20Using%20Space%20Lidar%20Observations%20to%20Decompose%20Longwa.pdf https://doi.org/10.1002/2017gl074628 en eng HAL CCSD American Geophysical Union info:eu-repo/semantics/altIdentifier/doi/10.1002/2017gl074628 hal-01893557 https://uca.hal.science/hal-01893557 https://uca.hal.science/hal-01893557/document https://uca.hal.science/hal-01893557/file/Vaillant%20de%20Gu%C3%A9lis%20et%20al.%20-%202017%20-%20Using%20Space%20Lidar%20Observations%20to%20Decompose%20Longwa.pdf doi:10.1002/2017gl074628 info:eu-repo/semantics/OpenAccess ISSN: 0094-8276 EISSN: 1944-8007 Geophysical Research Letters https://uca.hal.science/hal-01893557 Geophysical Research Letters, 2017, 44 (23), pp.11,994-12,003. ⟨10.1002/2017gl074628⟩ [PHYS.PHYS.PHYS-AO-PH]Physics [physics]/Physics [physics]/Atmospheric and Oceanic Physics [physics.ao-ph] [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere info:eu-repo/semantics/article Journal articles 2017 ftmeteofrance https://doi.org/10.1002/2017gl074628 2024-05-16T12:05:20Z International audience Measurements of the longwave cloud radiative effect (LWCRE) at the top of the atmosphere assess the contribution of clouds to the Earth warming but do not quantify the cloud property variations that are responsible for the LWCRE variations. The CALIPSO space lidar observes directly the detailed profile of cloud, cloud opacity, and cloud cover. Here we use these observations to quantify the influence of cloud properties on the variations of the LWCRE observed between 2008 and 2015 in the tropics and at global scale. At global scale, the method proposed here gives good results except over the Southern Ocean. We find that the global LWCRE variations observed over ocean are mostly due to variations in the opaque cloud properties (82%); transparent cloud columns contributed 18%. Variation of opaque cloud cover is the first contributor to the LWCRE evolution (58%); opaque cloud temperature is the second contributor (28%). Article in Journal/Newspaper Southern Ocean Météo-France: HAL Southern Ocean Geophysical Research Letters 44 23 11,994 12,003 |
institution |
Open Polar |
collection |
Météo-France: HAL |
op_collection_id |
ftmeteofrance |
language |
English |
topic |
[PHYS.PHYS.PHYS-AO-PH]Physics [physics]/Physics [physics]/Atmospheric and Oceanic Physics [physics.ao-ph] [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere |
spellingShingle |
[PHYS.PHYS.PHYS-AO-PH]Physics [physics]/Physics [physics]/Atmospheric and Oceanic Physics [physics.ao-ph] [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere Vaillant de Guélis, Thibault Chepfer, Hélène Noel, Vincent Guzman, Rodrigo Winker, David, M. Plougonven, Riwal Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade |
topic_facet |
[PHYS.PHYS.PHYS-AO-PH]Physics [physics]/Physics [physics]/Atmospheric and Oceanic Physics [physics.ao-ph] [SDU.OCEAN]Sciences of the Universe [physics]/Ocean Atmosphere |
description |
International audience Measurements of the longwave cloud radiative effect (LWCRE) at the top of the atmosphere assess the contribution of clouds to the Earth warming but do not quantify the cloud property variations that are responsible for the LWCRE variations. The CALIPSO space lidar observes directly the detailed profile of cloud, cloud opacity, and cloud cover. Here we use these observations to quantify the influence of cloud properties on the variations of the LWCRE observed between 2008 and 2015 in the tropics and at global scale. At global scale, the method proposed here gives good results except over the Southern Ocean. We find that the global LWCRE variations observed over ocean are mostly due to variations in the opaque cloud properties (82%); transparent cloud columns contributed 18%. Variation of opaque cloud cover is the first contributor to the LWCRE evolution (58%); opaque cloud temperature is the second contributor (28%). |
author2 |
Laboratoire de Météorologie Dynamique (UMR 8539) (LMD) Institut national des sciences de l'Univers (INSU - CNRS)-École polytechnique (X)-École des Ponts ParisTech (ENPC)-Sorbonne Université (SU)-Centre National de la Recherche Scientifique (CNRS)-Département des Géosciences - ENS Paris École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL)-École normale supérieure - Paris (ENS-PSL) Université Paris Sciences et Lettres (PSL)-Université Paris Sciences et Lettres (PSL) Laboratoire d'aérologie (LAERO) Université Toulouse III - Paul Sabatier (UT3) Université de Toulouse (UT)-Université de Toulouse (UT)-Observatoire Midi-Pyrénées (OMP) Institut de Recherche pour le Développement (IRD)-Université Toulouse III - Paul Sabatier (UT3) Université de Toulouse (UT)-Université de Toulouse (UT)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National d'Études Spatiales Toulouse (CNES)-Centre National de la Recherche Scientifique (CNRS)-Météo-France-Institut de Recherche pour le Développement (IRD)-Institut national des sciences de l'Univers (INSU - CNRS)-Centre National d'Études Spatiales Toulouse (CNES)-Centre National de la Recherche Scientifique (CNRS)-Météo-France-Centre National de la Recherche Scientifique (CNRS) NASA Langley Research Center Hampton (LaRC) |
format |
Article in Journal/Newspaper |
author |
Vaillant de Guélis, Thibault Chepfer, Hélène Noel, Vincent Guzman, Rodrigo Winker, David, M. Plougonven, Riwal |
author_facet |
Vaillant de Guélis, Thibault Chepfer, Hélène Noel, Vincent Guzman, Rodrigo Winker, David, M. Plougonven, Riwal |
author_sort |
Vaillant de Guélis, Thibault |
title |
Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade |
title_short |
Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade |
title_full |
Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade |
title_fullStr |
Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade |
title_full_unstemmed |
Using Space Lidar Observations to Decompose Longwave Cloud Radiative Effect Variations Over the Last Decade |
title_sort |
using space lidar observations to decompose longwave cloud radiative effect variations over the last decade |
publisher |
HAL CCSD |
publishDate |
2017 |
url |
https://uca.hal.science/hal-01893557 https://uca.hal.science/hal-01893557/document https://uca.hal.science/hal-01893557/file/Vaillant%20de%20Gu%C3%A9lis%20et%20al.%20-%202017%20-%20Using%20Space%20Lidar%20Observations%20to%20Decompose%20Longwa.pdf https://doi.org/10.1002/2017gl074628 |
geographic |
Southern Ocean |
geographic_facet |
Southern Ocean |
genre |
Southern Ocean |
genre_facet |
Southern Ocean |
op_source |
ISSN: 0094-8276 EISSN: 1944-8007 Geophysical Research Letters https://uca.hal.science/hal-01893557 Geophysical Research Letters, 2017, 44 (23), pp.11,994-12,003. ⟨10.1002/2017gl074628⟩ |
op_relation |
info:eu-repo/semantics/altIdentifier/doi/10.1002/2017gl074628 hal-01893557 https://uca.hal.science/hal-01893557 https://uca.hal.science/hal-01893557/document https://uca.hal.science/hal-01893557/file/Vaillant%20de%20Gu%C3%A9lis%20et%20al.%20-%202017%20-%20Using%20Space%20Lidar%20Observations%20to%20Decompose%20Longwa.pdf doi:10.1002/2017gl074628 |
op_rights |
info:eu-repo/semantics/OpenAccess |
op_doi |
https://doi.org/10.1002/2017gl074628 |
container_title |
Geophysical Research Letters |
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44 |
container_issue |
23 |
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11,994 |
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12,003 |
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1801382536894480384 |