Relative Amounts of Bad Ozone Ingredients Across the U.S.
By Richard Chasey, posted on August 9th, 2009 in Climate, Earth Observation
Originally Published by NASA Earth Observatory
These maps show how the relative amounts of the key ingredients for ozone (smog) formation in the United States change throughout the summer.
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Full Moon Over Washington
A United States Marine Corps helicopter is seen flying through this scene of the full moon and the U.S. Capitol on Tuesday, Feb. 7, 2012, from Arlington National Cemetery. Image Credit: NASA/Bill Ingalls