David M. Winker
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View article: Mitigating impacts of low energy laser pulses on CALIOP data products
Mitigating impacts of low energy laser pulses on CALIOP data products Open
The spaceborne Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) experienced an increasing number of intermittent low energy laser pulses in the final 7 years of the Cloud-Aerosol Lidar and Infrared Pathfinder Observations (CALIPSO…
View article: Variability and Trends in Cloud Properties Over 17 Years From CALIPSO Space Lidar Observations
Variability and Trends in Cloud Properties Over 17 Years From CALIPSO Space Lidar Observations Open
In this paper we search for fingerprints of cloud changes over 17 years (2006–2023) within the record of cloud properties collected by the CALIPSO space lidar. Indeed, climate model projections suggest that clouds are rising up in altitude…
View article: Mapping 532 nm Lidar Ratios for CALIPSO-Classified Marine Aerosols using MODIS AOD Constrained Retrievals and GOCART Model Simulations
Mapping 532 nm Lidar Ratios for CALIPSO-Classified Marine Aerosols using MODIS AOD Constrained Retrievals and GOCART Model Simulations Open
The NASA-CNES Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations (CALIPSO) mission provided a spaceborne global record of atmospheric aerosol and cloud profiles from June 2006 to June 2023. As an elastic backscatter lidar, …
View article: Mitigating impacts of low energy laser pulses on CALIOP data products
Mitigating impacts of low energy laser pulses on CALIOP data products Open
The spaceborne Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) experienced an increasing number of intermittent low energy laser pulses in the final 7 years of the Cloud-Aerosol Lidar and Infrared Pathfinder Observations (CALIPSO…
View article: Zonal Cloud Trends Observed by Passive MODIS and Active CALIOP and CPR Sensors
Zonal Cloud Trends Observed by Passive MODIS and Active CALIOP and CPR Sensors Open
Active sensors such as Cloud–Aerosol Lidar with Orthogonal Polarization (CALIOP) aboard Cloud–Aerosol Lidar and Infrared Pathfinder Satellite Observations ( CALIPSO ) and Cloud Profiling Radar (CPR) aboard CloudSat are known to have great …
View article: A Level 3 monthly gridded ice cloud dataset derived from 12 years of CALIOP measurements
A Level 3 monthly gridded ice cloud dataset derived from 12 years of CALIOP measurements Open
Clouds play important roles in weather, climate, and the global water cycle. The Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) onboard the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) spacecraft h…
View article: Foundational Contributions to CALIPSO Data Quality from European Correlative Measurements
Foundational Contributions to CALIPSO Data Quality from European Correlative Measurements Open
After 17 years of highly successful operations, the CALIPSO satellite mission, a partnership between NASA and CNES, ended in August 2023, leaving behind a long and very stable measurement record that has helped to transform our understandi…
View article: Reply to Reviewer #2
Reply to Reviewer #2 Open
Abstract. Clouds play important roles in weather, climate, and the global water cycle. The Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) onboard the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) sp…
View article: Reply to Reviewer #1
Reply to Reviewer #1 Open
Abstract. Clouds play important roles in weather, climate, and the global water cycle. The Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) onboard the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) sp…
View article: Comment on amt-2023-219
Comment on amt-2023-219 Open
Abstract. The atmospheric environment monitoring satellite DQ-1 was launched in April 2022, which consists of a spaceborne High Spectral Resolution Lidar (HSRL) system. This new system enables the accurate measurements of global aerosol op…
View article: Comment on essd-2023-373
Comment on essd-2023-373 Open
Abstract. Clouds play important roles in weather, climate, and the global water cycle. The Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) onboard the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) sp…
View article: A Level 3 Monthly Gridded Ice Cloud Dataset Derived from a Decade of CALIOP Measurements
A Level 3 Monthly Gridded Ice Cloud Dataset Derived from a Decade of CALIOP Measurements Open
Clouds play important roles in weather, climate, and the global water cycle. The Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) onboard the Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) spacecraft h…
View article: Comment on essd-2023-265
Comment on essd-2023-265 Open
Abstract. The vertical structure of clouds has a profound effect on the global energy budget, the global circulation, and the atmospheric hydrological cycle. The CloudSat and Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observatio…
View article: Incorporation of aerosol into the COSPv2 satellite lidar simulator for climate model evaluation
Incorporation of aerosol into the COSPv2 satellite lidar simulator for climate model evaluation Open
Atmospheric aerosol has substantial impacts on climate, air quality and biogeochemical cycles, and its concentrations are highly variable in space and time. A key variability to evaluate within models that simulate aerosol is the vertical …
View article: The CALIPSO version 4.5 stratospheric aerosol subtyping algorithm
The CALIPSO version 4.5 stratospheric aerosol subtyping algorithm Open
The accurate classification of aerosol types injected into the stratosphere is important to properly characterize their chemical and radiative impacts within the Earth climate system. The updated stratospheric aerosol subtyping algorithm u…
View article: Comment on amt-2022-289
Comment on amt-2022-289 Open
Abstract. The accurate classification of aerosol types injected into the stratosphere is important to properly characterize their chemical and radiative impacts within the Earth climate system. The updated stratospheric aerosol subtyping a…
View article: Comment on amt-2022-289
Comment on amt-2022-289 Open
The accurate classification of aerosol types injected into the stratosphere is important to properly characterize their chemical and radiative impacts within the Earth climate system. The updated stratospheric aerosol subtyping algorithm u…
View article: The CALIPSO version 4.5 stratospheric aerosol subtyping algorithm
The CALIPSO version 4.5 stratospheric aerosol subtyping algorithm Open
The accurate classification of aerosol types injected into the stratosphere is important to properly characterize their chemical and radiative impacts within the Earth climate system. The updated stratospheric aerosol subtyping algorithm u…
View article: Incorporation of aerosols into the COSPv2 satellite lidar simulator for climate model evaluation
Incorporation of aerosols into the COSPv2 satellite lidar simulator for climate model evaluation Open
Aerosols have a large impact on climate, air quality, and biogeochemical cycles. Their concentrations are highly variable in space and time, and a key variability is in their vertical distribution, because it influences atmospheric heating…
View article: Effect of Spectral Variability of Aerosol Optical Properties on Direct Aerosol Radiative Effect
Effect of Spectral Variability of Aerosol Optical Properties on Direct Aerosol Radiative Effect Open
Aerosol optical properties depend on wavelength as well as both mixing ratios and size distributions of components that make up a particular type of aerosol. This study examines impacts on direct aerosol radiative effect (DARE) for desert,…
View article: Comment on amt-2022-80
Comment on amt-2022-80 Open
Abstract. Space profiling lidars offer a unique insight into cloud properties in Earth's atmosphere and are considered the most reliable source of total (column-integrated) cloud amount (CA), and true (geometrical) cloud top height (CTH). …
View article: Assessing the benefits of Imaging Infrared Radiometer observations for the CALIOP version 4 cloud and aerosol discrimination algorithm
Assessing the benefits of Imaging Infrared Radiometer observations for the CALIOP version 4 cloud and aerosol discrimination algorithm Open
The features detected in monolayer atmospheric columns sounded by the Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) and classified as cloud or aerosol layers by the CALIOP version 4 (V4) cloud and aerosol discrimination (CAD) a…
View article: Comment on amt-2021-419
Comment on amt-2021-419 Open
Abstract. The features detected in monolayer atmospheric columns sounded by the Cloud-Aerosol Lidar with Orthogonal Polarization (CALIOP) and classified as cloud or aerosol layers by the CALIOP version 4 (V4) cloud and aerosol discriminati…
View article: Assessing the benefits of Imaging Infrared Radiometer observations to the CALIOP version 4 cloud and aerosol discrimination algorithm
Assessing the benefits of Imaging Infrared Radiometer observations to the CALIOP version 4 cloud and aerosol discrimination algorithm Open
The features detected in monolayer atmospheric columns sounded by the Cloud and Aerosol Lidar with Orthogonal Polarization (CALIOP) and classified as cloud or aerosol layers by the CALIOP version 4 (V4) cloud and aerosol discrimination (CA…
View article: New Ocean Subsurface Optical Properties From Space Lidars: CALIOP/CALIPSO and ATLAS/ICESat‐2
New Ocean Subsurface Optical Properties From Space Lidars: CALIOP/CALIPSO and ATLAS/ICESat‐2 Open
Remote sensing from Earth‐observing satellites is now providing valuable information about ocean phytoplankton distributions. This paper presents the new ocean subsurface optical properties obtained from two space‐based lidars: the Cloud‐A…