Zobrazeno 1 - 10
of 223
pro vyhledávání: '"F. M. Bréon"'
Autor:
J. Lian, O. Laurent, M. Chariot, L. Lienhardt, M. Ramonet, H. Utard, T. Lauvaux, F.-M. Bréon, G. Broquet, K. Cucchi, L. Millair, P. Ciais
Publikováno v:
Atmospheric Measurement Techniques, Vol 17, Pp 5821-5839 (2024)
To effectively monitor highly heterogeneous urban CO2 emissions using atmospheric observations, there is a need to deploy cost-effective CO2 sensors at multiple locations within the city with sufficient accuracy to capture the concentration gradients
Externí odkaz:
https://doaj.org/article/e1ac034ada4f418f9126e3be243f8575
Publikováno v:
Atmospheric Measurement Techniques, Vol 8, Iss 11, Pp 4931-4945 (2015)
The principles of cloud droplet size retrieval via Polarization and Directionality of the Earth's Reflectance (POLDER) requires that clouds be horizontally homogeneous. The retrieval is performed by combining all measurements from an area of 150 km
Externí odkaz:
https://doaj.org/article/106eee0372af4aac9ccfdc8ffcee5afb
Autor:
F. M. Bréon, G. Broquet, V. Puygrenier, F. Chevallier, I. Xueref-Remy, M. Ramonet, E. Dieudonné, M. Lopez, M. Schmidt, O. Perrussel, P. Ciais
Publikováno v:
Atmospheric Chemistry and Physics, Vol 15, Iss 4, Pp 1707-1724 (2015)
Atmospheric concentration measurements are used to adjust the daily to monthly budget of fossil fuel CO2 emissions of the Paris urban area from the prior estimates established by the Airparif local air quality agency. Five atmospheric monitoring site
Externí odkaz:
https://doaj.org/article/bfc78b528cc046a9b5c1bf452f3e6454
Autor:
M. Pommier, J.-L. Lacour, C. Risi, F. M. Bréon, C. Clerbaux, P.-F. Coheur, K. Gribanov, D. Hurtmans, J. Jouzel, V. Zakharov
Publikováno v:
Atmospheric Measurement Techniques, Vol 7, Iss 6, Pp 1581-1595 (2014)
This study presents the joint H216O and HDO retrieval from Infrared Atmospheric Sounding Interferometer (IASI) spectra over western Siberia. IASI is an instrument on board the MetOp-A European satellite. The global coverage of the instrument and the
Externí odkaz:
https://doaj.org/article/645cbf46d764410c99fa1c6a244cd562
Autor:
D. Tanré, F. M. Bréon, J. L. Deuzé, O. Dubovik, F. Ducos, P. François, P. Goloub, M. Herman, A. Lifermann, F. Waquet
Publikováno v:
Atmospheric Measurement Techniques, Vol 4, Iss 7, Pp 1383-1395 (2011)
Instruments dedicated to aerosol monitoring are recently available and the POLDER (POLarization and Directionality of the Earth's Reflectances) instrument on board the PARASOL (Polarization & Anisotropy of Reflectances for Atmospheric Sciences couple
Externí odkaz:
https://doaj.org/article/3e33f239f32743b99420085c307ae163
Publikováno v:
Annales Geophysicae, Vol 23, Pp 3561-3568 (2005)
The SEVIRI instrument on board Meteosat Second Generation (MSG) offers new capabilities to monitor aerosol transport over the Atlantic and the Mediterranean at high temporal and spatial resolutions, in particular, Saharan dust from North Africa, b
Externí odkaz:
https://doaj.org/article/3c59cfe5c21a45e48c514a3abcc29dc2
Autor:
J. Lian, T. Lauvaux, H. Utard, F.-M. Bréon, G. Broquet, M. Ramonet, O. Laurent, I. Albarus, M. Chariot, S. Kotthaus, M. Haeffelin, O. Sanchez, O. Perrussel, H. A. Denier van der Gon, S. N. C. Dellaert, P. Ciais
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 8823-8835 (2023)
Existing CO2 emissions reported by city inventories usually lag in real-time by a year or more and are prone to large uncertainties. This study responds to the growing need for timely and precise estimation of urban CO2 emissions to support present a
Externí odkaz:
https://doaj.org/article/922f52cac9db4515aa42d6a00a08dcf3
Autor:
E. Potier, G. Broquet, Y. Wang, D. Santaren, A. Berchet, I. Pison, J. Marshall, P. Ciais, F.-M. Bréon, F. Chevallier
Publikováno v:
Atmospheric Measurement Techniques, Vol 15, Pp 5261-5288 (2022)
Various satellite imagers of the vertically integrated column of carbon dioxide (XCO2) are under development to enhance the capabilities for the monitoring of fossil fuel (FF) CO2 emissions. XCO2 images can be used to detect plumes from cities and la
Externí odkaz:
https://doaj.org/article/d4fdd5811d3b485fa8636d5a029f5733
Autor:
J. Lian, F.-M. Bréon, G. Broquet, T. Lauvaux, B. Zheng, M. Ramonet, I. Xueref-Remy, S. Kotthaus, M. Haeffelin, P. Ciais
Publikováno v:
Atmospheric Chemistry and Physics, Vol 21, Pp 10707-10726 (2021)
The top-down atmospheric inversion method that couples atmospheric CO2 observations with an atmospheric transport model has been used extensively to quantify CO2 emissions from cities. However, the potential of the method is limited by several source
Externí odkaz:
https://doaj.org/article/8a639a8bc31742a89a1620ec93103a76
Publikováno v:
Atmospheric Measurement Techniques, Vol 14, Pp 117-132 (2021)
The Orbiting Carbon Observatory (OCO-2) instrument measures high-resolution spectra of the sun's radiance reflected at the earth's surface or scattered in the atmosphere. These spectra are used to estimate the column-averaged dry air mole fraction of
Externí odkaz:
https://doaj.org/article/6d1417b518dd484886581b2708414cc9