In the image just off the mouth of the Mississippi River you can see the large oil spill in this 1 kilometer/pixel resolution image.
<img src="http://rapidfire.sci.gsfc.nasa.gov/subsets/tmp/AERONET_Stennis.2010118.aqua.1km.jpg">
<img src="http://rapidfire.sci.gsfc.nasa.gov/subsets/tmp/AERONET_Stennis.2010118.aqua.1km.jpg">