noctilucent_clouds_paulsen_tn.jpg
0 x 0
JPEG
0 x 0
JPEG
720 x 480
JPEG
5184 x 3456
793 KB - JPEG
720 x 248
PNG
75 KB - PDF
342 x 228
JPEG
Night-Shining Clouds are Getting Brighter
The rare night-shining clouds seen in this photo are both forming more frequently and becoming brighter, trends that point to changes in the atmosphere linked to greenhouse gases.
This image originally appeared in the NASA Earth Observatory story Night-Shining Clouds are Getting Brighter.
Photograph ©2010 Jan Erik Paulsen. Graph by Robert Simmon, adapted from Latitude-dependent long-term variations in polar mesospheric clouds from SBUV version 3 PMC data. Caption by Holli Riebeek.
Published January 27, 2011
Data acquired July 15, 2010
- Source:
- Aura > OMI