利用城市稳定灯光反演夜间气溶胶光学厚度Retrieval of Nighttime Aerosol Optical Thickness from Urban Stable Light
李浩;马烁;徐炜;胡申森;严卫;
摘要(Abstract):
鉴于城市灯光作为辐射源存在固有变化的问题,对夜间气溶胶反演算法进行改进,提出了辐亮度稳定性优化方案。选取3个不同规模的中国城市(长沙、银川、娄底)作为研究对象,通过2017—2019年辐亮度统计数据对城市灯光分布进行稳定性分析,采用相对辐亮度标准差方法建立稳定城市灯光样本,基于稳定城市灯光样本开展气溶胶光学厚度反演研究。利用IVAOT产品、MOD04L2产品对反演气溶胶光学厚度进行验证。结果表明,长沙、银川、娄底的平均均方根误差分别为0.08、0.08、0.10。该研究有效减小城市灯光在时间序列上的固有变化,使得基于城市灯光的气溶胶反演算法更加稳健。
关键词(KeyWords): DNB;城市灯光;辐射特性;灯光稳定性;气溶胶光学厚度
基金项目(Foundation):
作者(Authors): 李浩;马烁;徐炜;胡申森;严卫;
参考文献(References):
- [1] HANSEN J,LACIS A,RUEDY R et al.Potential climate impact of Mount Pinatubo eruption[J].Geophysical research letters,1992,19:215-218.
- [2] KAUFMAN Y J,TANRé D,BOUCHER O.A satellite view of aerosols in the climate system[J].Nature,2002,419:215-223.
- [3] SILVA R A,WEST J J,ZHANG Y,et al.Global premature mortality due to anthropogenic outdoor air pollution and the contribution of past climate change[J].Environmental research letters,2013,8:3405.
- [4] 牟福生,李昂,谢品华,等.利用CE318太阳光度计资料反演合肥气溶胶光学特性[J].红外与激光工程,2016,45(2):160-165.
- [5] CAMPBELL J R,REID J S,WESTPHAL D L,et al.CALIOP aerosol subset processing for global aerosol transport model data assimilation[J].IEEE journal of selected topics in applied earth observations and remote sensing,2010,3:203-214.
- [6] 杨光,麻金继,孙二昌,等.2004—2018年年间中国区域气溶胶时空变变化特征研究[J].大气与环境光学学报,2021,16(5):443-456.
- [7] 雷茜.“一带一路”区域大气气溶胶时空动态特征及环境效应研究[D].重庆:西南大学,2019.
- [8] ZHANG J,CAMPBELL J R,REID J S,et al.Evaluating the impact of assimilating CALIOP-derived aerosol extinction profiles on a global mass transport model[J].Geophysical research letters,2011,38:14801.
- [9] JOHNSON R S,ZHANG J,HYER E J,et al.Preliminary investigations toward nighttime aerosol optical depth retrievals from the VIIRS day/night band [J].Atmospheric measurement techniques discussions,2013,6(1):1245-1255.
- [10] MCHARDY T M,ZHANG J,REID J S,et al.An improved method for retrieving nighttime aerosol optical thickness from the VIIRS day/night band [J].Atmospheric measurement techniques discussions,2015,8(5):5147-5178.
- [11] ZHANG J,JAKER S L,REID J S,et al.Characterization and application of artificial light sources for nighttime aerosol optical depth retrievals using the visible infrared imager radiometer suite day/night band[J].Atmospheric measurement techniques,2019,12:3209-3222.
- [12] SOLBRIG J E,MILLER S D,ZHANG J,et al.Assessing the stability of surface lights for use in retrievals of nocturnal atmospheric parameters[J].Atmospheric measurement techniques,2020,13:165-190.
- [13] 胡申森,马烁,江军,等.星载微光成像仪辐射定标与资料应用研究进展[J].光学学报,2021,41(15):9-23.
- [14] LEE S,CHIANG K,XIONG X,et al.The S-NPP VIIRS day-night band on-orbit calibration/characterization and current state of SDR products[J].Remote sensing,2014,6(12):12427-12446.
- [15] 毛节泰,李成才,张军华,等.MODIS卫星遥感北京地区气溶胶光学厚度及与地面光度计遥感的对比[J].应用气象学报,2002,13(S1):127-135.
- [16] 王莉莉,辛金元,王跃思,等.CSHNET观测网评估MODIS气溶胶产品在中国区域的适用性[J].科学通报,2007,52(4):477-486.
- [17] 李晓静,张鹏,张兴赢,等.中国区域MODIS陆上气溶胶光学厚度产品检验[J].应用气象学报,2009,20(2):147-156.
- [18] 杨育丽,马明国,葛伟.夜间灯光影像探究北京市城市发展空间特征[J].遥感信息,2019,34(5):41-50.
- [19] 陈晋,卓莉,史培军,等.基于DMSP/OLS数据的中国城市化过程研究:反映区域城市化水平的灯光指数的构建[J].遥感学报,2003,7(3):168-175,241.