Lagoons are shallow bodies of water that gets separated from larger water bodies due to the formation of reefs or barrier islands. Atoll lagoons form as coral reefs grow upwards while the islands that the reefs surround subside, until eventually only the reefs remain above sea level.
From Wikipedia, the free encyclopedia. John Knoll (born October 6, 1962) is an American visual effects supervisor and chief creative officer (CCO) at Industrial Light & Magic (ILM).
Richard Grenell is a Fox News Contributor. He served as the spokesman for four U.S. Ambassadors to the U.N. including John Negroponte, John Danforth, John Bolton and Zalmay Khalilzad. Follow him on Twitter@Richard Grenell..