While it is possible to get worm densities up to as much as 20 kg/m 2 or 4 lbs per square foot (Edwards, 1999), the most common densities for vermicomposting are between 5 and 10 kg/m 2 (1 to 2 lbs per ft 2).
A massive open online course (MOOC) is a model for delivering learning content online to any person who wants to take a course, with no limit on attendance. A short video about MOOCs and the connected age. Recent Spotlight.
Some missions are now shared by the Marine Special Operations Teams (MSOT), due to the establishment of the U.S. Marine Special Operations Command (MARSOC) in 2006. MARSOC was formed from Force Recon's direct action platoons, and now are capable of performing many of the same mission sets for USSOCOM.