Start Date: End Date: Published Date Data Date
Emissions from Oil Sands Mining
720 x 360 PNG
Published March 2, 2012
Nitrogen dioxide emissions rise with the expansion of bitumen mining operations in Canada.
Related images:
15 KB - KML/KMZ
PNG
SO2 Pollution Controls Bring Results
720 x 480 PNG
Published December 2, 2011
Scientists using a NASA satellite found that sulfur dioxide levels in the vicinity of major coal-fired power plants in the U.S. have fallen by half since 2005.
2808 x 1872 407 KB - PNG
2808 x 1872 394 KB - PNG
Long Cold Spell Leads to Arctic Ozone Hole
Published October 6, 2011
An unusually long period of cold temperatures and strong winds allowed an Arctic ozone hole to form in March 2011.
Dust Blown from Africa to Scandinavia
720 x 490 JPEG
Published April 15, 2011
The Ozone Monitoring Instrument (OMI) on NASA's Aura satellite spied dust from a Saharan sand storm blowing several thousand kilometers over the North Atlantic and Europe in April 2011.
Arctic Ozone Loss
720 x 360 JPEG
Published March 30, 2011
Recent observations from satellites and ground stations suggest that atmospheric ozone levels for March in the Arctic were approaching the lowest levels in the modern instrumental era.
4 MB - MOV
JPEG
A Day of Night-Shining Clouds
720 x 479 PNG
Published January 28, 2011
High-altitude night-shining clouds form and dissipate on a daily cycle revealed in this series of images made from data from the Ozone Monitoring Instrument on NASA’s Aura satellite.
3022 x 2198 1 MB - PNG
Night-Shining Clouds are Getting Brighter
720 x 480 JPEG
Published January 27, 2011
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.
5184 x 3456 793 KB - JPEG
720 x 248 PNG
75 KB - PDF