LU Naimeng, MIN Min, DONG Lixin, et al. Development and prospect of spaceborne LiDAR for atmospheric detection[J]. Journal of Remote Sensing, 2016,20(1):1-10.
LU Naimeng, MIN Min, DONG Lixin, et al. Development and prospect of spaceborne LiDAR for atmospheric detection[J]. Journal of Remote Sensing, 2016,20(1):1-10. DOI: 10.11834/jrs.20165050.
This study reviews the historical development process of spaceborne Li DAR for atmospheric detection along with the major achievements to date. The future plan with regard to this technology is investigated as well. First
we review the history of several successfully launched spaceborne Li DARs
beginning with the first spaceborne Li DAR technology experiment LITE. Then
we expound on the primary achievements in the field of atmospheric remote sensing
particularly in terms of climatic and environmental changes
and highlight numerical prediction model studies based on spaceborne Li DARs
such as LITE and CALIOP. Existing achievements include( 1) the global aerosol vertical structure and its attendant radiative forcing
( 2) the global cloud vertical structure and its associated features
( 3) aerosol-cloud-precipitation interaction
and( 4) the applications of aerosol vertical data in the numerical prediction of fog / haze and dust. We intensively analyze future demands and challenges in terms of atmospheric wind field detection and atmospheric constituent retrieval from a spaceborne Li DAR. With respect to wind field retrieval
a spaceborne Li DAR may enhance the accuracy of weather forecasts in tropical regions
improve the nowcasting of small-scale and mesoscale weather under the nongeostrophic condition
and fill in the gaps with regard to monitoring an upper / lower level jet stream.Li DARs also have competitive advantages over traditional passive sensors with regard to atmospheric constituent retrieval because of the former’s high signal-to-noise ratio
unique CO2 vertical structure
and nighttime detection capability. Finally
the spaceborne Li DAR may be used to measure global wind field and atmospheric constituents.
关键词
星载激光雷达大气探测风场测量气溶胶云
Keywords
spaceborne LiD ARatmospheric detectionwind measurementaerosolcloud