Suggested Searches

1 min read

Antarctic Ozone Hole, October 1999

Antarctic Ozone Hole, October 1999

Historically, the Antarctic ozone hole is largest during the month of October. This image shows the latest data from the Total Ozone Mapping Spectrometer (TOMS) Earth Probe, for the month of October 1999. Values below 150 Dobson Units (bright blue) are considered extremely low.

For more information, please visit:
September Ozone Hole
Ozone Fact Sheet
TOMS Project

References & Resources

Images by Robert Simmon, Research and Professional Services

None

You may also be interested in:

Stay up-to-date with the latest content from NASA as we explore the universe and discover more about our home planet.

Meltwater Turns Iceberg A-23A Blue
6 min read

After a four-decade run, the massive, waterlogged berg is leaking meltwater and on the verge of disintegrating.

Article
A Northwest Night Awash in Light
3 min read

The glow of city lights, the aurora, and a rising Moon illuminate the night along the northwest coast of North…

Article
Five Minutes in Orbit
3 min read

An astronaut captured a moonrise—and much more—in a series of photos taken from the International Space Station.

Article