Ship Tracks South of Alaska Feature Summary

Type:
Physics in Your World
Title:
Ship Tracks South of Alaska
Description:
These tracks were made south of Alaska when water vapor condensed on particles in ships' exhausts.
-- Click on the image for the same scene in false color, showing the relative size of the particles: yellow-orange indicates small particles; lavender-purple, large ones.
-- To find out how the particle size affects the intensity of the scattered sunlight, visit Ship Tracks South of Alaska.
-- To learn about the effects of aircraft contrails on Earth's climate, see this Physics in Your World.
Image:
credits--smaller image & larger image: <a href="http://www.nasa.gov/centers/goddard/home/index.html" target="_blank">NASA/GSFC</a>, <a href="http://rapidfire.sci.gsfc.nasa.gov/" target="_blank">MODIS Rapid Response</a>; <a href="http://earthobservatory.nasa.gov/IOTD/view.php?id=37455" target="_blank">smaller & larger image source</a>
credits--smaller image & larger image: NASA/GSFC, MODIS Rapid Response; smaller & larger image source
Image URL:
http://www.compadre.org/Informal/images/features/ship-tracks-large-5-27-09.jpg
Featured:
June 1, 2009 - June 16, 2009