Ozone Monitoring Instrument (OMI) / Aura NO2 Tropospheric Column Density

NO2 tropospheric column density, screened for CloudFraction &lt; 30% global daily composite at 0.25 degree resolution for the temporal range of 2004 to May 2020. Original archive data in HDF5 has been processed into a <a href="https://www.cogeo.org/">Cloud-Optimized GeoTiff (COG)</a> format. Quality Assurance - This data has been validated by the NASA Science Team at Goddard Space Flight Center.Cautionary Note: <a href="https://airquality.gsfc.nasa.gov/caution-interpretation">https://airquality.gsfc.nasa.gov/caution-interpretation</a>.二氧化氮对流层柱状密度，经过云层比例小于30%的筛选，以0.25度分辨率的全球每日合成数据，时间跨度为2004年至2020年5月。原始的HDF5存档数据已被处理为<a href="https://www.cogeo.org/">云优化地理TIFF (COG)</a>格式。质量保证：本数据已由NASA科学团队在戈达德太空飞行中心进行验证。注意事项：[链接](https://airquality.gsfc.nasa.gov/caution-interpretation)。