Correction to:Signal Transduction and Targeted Therapy https://doi.org/10.1038/s41392-025-02166-2,published online 12 March 2025.Following the online publication of article,1 an error was identified in Figures 6,7,and...Correction to:Signal Transduction and Targeted Therapy https://doi.org/10.1038/s41392-025-02166-2,published online 12 March 2025.Following the online publication of article,1 an error was identified in Figures 6,7,and 8,which were inadvertently swapped during the proof correction.This has been rectified in the corrected version of the article.展开更多
Aerosol layer height(ALH)is an important but uncertain parameter for evaluating the impact of aerosols on weather and climate and for accurate atmospheric correction.This study aims to assess the potential for measuri...Aerosol layer height(ALH)is an important but uncertain parameter for evaluating the impact of aerosols on weather and climate and for accurate atmospheric correction.This study aims to assess the potential for measuring ALH by the Ocean Color Instrument(OCI)on NASA’s Plankton,Aerosol,Cloud,ocean Ecosystem satellite.OCI measures Earth-reflected solar spectrum including reflectance in the oxygen(O_(2))A and B absorption bands that are invaluable for determining ALH.We assessed the sensitivity and information contained therein in retrieving ALH over the ocean surface by using the radiative transfer simulation of OCI observations in the O_(2) bands.The capabilities were also demonstrated using hyperspectral data measured by the TROPOspheric Monitoring Instrument(TROPOMI),as spectrally convolved into the OCI bands.Our results indicate that(a)OCI observations in the O_(2) A band are sensitive to ALH,whereas those around the O_(2) B band have relatively reduced sensitivity;(b)the most pronounced sensitivity to ALH is found in the 762.5 nm(and 690 nm)around the oxygen A(and B)bands,which are selected for ALH retrievals in this study;and(c)the ALH retrieved from OCI proxy data is in good agreement with the aerosol profile probed by CALIOP lidar.Overall,the ALH retrievals for both smoke and dust events exhibit a root mean square error of 0.49 km and 0.31 km,respectively,for the smoke and dust cases,aligning with the uncertainties of ALH as measured from the concurrent TROPOMI and the Earth Polychromatic Imaging Camera instruments.Therefore,this study suggests from OCI observations that we can generate ALH products with a well-characterized uncertainty.The technique and results presented in this study are suitable to develop a simple but robust ALH algorithm for OCI observations when the data become available.展开更多
文摘Correction to:Signal Transduction and Targeted Therapy https://doi.org/10.1038/s41392-025-02166-2,published online 12 March 2025.Following the online publication of article,1 an error was identified in Figures 6,7,and 8,which were inadvertently swapped during the proof correction.This has been rectified in the corrected version of the article.
基金support of this study from the PACE Science Project Team and valuable interaction with the PACE Science and Application Science Teamsupport was received for the research,authorship,and/or publication of this article+2 种基金funded by the NASA Remote Sensing Theory program(Grant No.80NSSC20K1747)the DSCOVR program(Grant No.80NSSC22K0503)the UMBC START and CIDER awards.
文摘Aerosol layer height(ALH)is an important but uncertain parameter for evaluating the impact of aerosols on weather and climate and for accurate atmospheric correction.This study aims to assess the potential for measuring ALH by the Ocean Color Instrument(OCI)on NASA’s Plankton,Aerosol,Cloud,ocean Ecosystem satellite.OCI measures Earth-reflected solar spectrum including reflectance in the oxygen(O_(2))A and B absorption bands that are invaluable for determining ALH.We assessed the sensitivity and information contained therein in retrieving ALH over the ocean surface by using the radiative transfer simulation of OCI observations in the O_(2) bands.The capabilities were also demonstrated using hyperspectral data measured by the TROPOspheric Monitoring Instrument(TROPOMI),as spectrally convolved into the OCI bands.Our results indicate that(a)OCI observations in the O_(2) A band are sensitive to ALH,whereas those around the O_(2) B band have relatively reduced sensitivity;(b)the most pronounced sensitivity to ALH is found in the 762.5 nm(and 690 nm)around the oxygen A(and B)bands,which are selected for ALH retrievals in this study;and(c)the ALH retrieved from OCI proxy data is in good agreement with the aerosol profile probed by CALIOP lidar.Overall,the ALH retrievals for both smoke and dust events exhibit a root mean square error of 0.49 km and 0.31 km,respectively,for the smoke and dust cases,aligning with the uncertainties of ALH as measured from the concurrent TROPOMI and the Earth Polychromatic Imaging Camera instruments.Therefore,this study suggests from OCI observations that we can generate ALH products with a well-characterized uncertainty.The technique and results presented in this study are suitable to develop a simple but robust ALH algorithm for OCI observations when the data become available.
