Start Date: End Date: Published Date Data Date
Data acquired 2005 - 2009 720 x 545 PNG
Data acquired 2005 - 2009 2894 x 2324 752 KB - PNG
Data acquired 2011 - 2015 720 x 545 PNG
Data acquired 2011 - 2015 2894 x 2324 750 KB - PNG
Data acquired 2005 - 2015 720 x 282 PNG
Satellite data show that nitrogen oxide and carbon monoxide are not declining as much as projected by models.
NASA Earth Observatory images by Joshua Stevens, using data from Jiang, Zhe, et al. (2018). Story by Kasha Patel.
Published May 31, 2018 Data acquired 2005 - 2015