Wreck of the RMS Titanic research. The stern section, which had previously received relatively little attention from explorers, was specifically targeted for analysis. The microbial colonies aboard "Titanic" were also a key focus of investigation. The second expedition, from 27 May – 12 June 2004, saw the return of Robert Ballard to "Titanic" nearly 20 years after he discovered it. The expedition spent 11 days on the wreck, carrying out high-resolution mapping using video and stereoscopic still images. 2005 saw two expeditions to the "Titanic". James Cameron returned for the third and last time to film "Last Mysteries of the Titanic". Another expedition searched for
Mid-Atlantic Regional Council on the Ocean (MARCO) for which we share responsibility remain healthy, resilient and productive for our children and theirs." Sarah Chasis, Senior Attorney and Director, Ocean Initiative, New York of the Natural Resources Defense Council noted in a blog posting that with the initiative "the Mid-Atlantic jumps to being a regional player on the ocean protection scene, on par with ecosystem-wide efforts by bodies like the West Coast Governors' Agreement." Mid-Atlantic Regional Council on the Ocean (MARCO) Mid-Atlantic Regional Council on the Ocean is a regional initiative by states in the Mid-Atlantic States region "to maintain and improve the health of our ocean and