Click here to download. For those Chesapeake bay-ers, just add a few slides and you're good to go! Last slide is a Sentence Order Sort for the sequence on how hypoxia occurs.
If you don't have a SMART Board, and you just want the video links, here they are:
NOAA Visualization Laboratory--Creation of the Dead Zone in the Gulf of Mexico
Discovery Education--Hypoxia, the O2 Blues--about 20 minutes, covers LIS, Gulf and Chesapeake Bay
Video clip on Density Layering (30 seconds): This video shows the use of the Density Flow Model...you can buy this from www.teachersource.com
Dead Zone Video clip from SchoolTube.com