NEW YORK, Sept. 12 -- Columbia University's Lamont-Doherty Earth Observatory issued the following news: * * * Scientists Respond to the Planned Termination of the Only U.S. Antarctic Research Vessel By Emily Cohen In a signed letter, 170 researchers, including 10 from Columbia University, urged Congress and National Science Foundation to continue the operation of the Nathaniel B. Palmer. On July 28, 170 researchers sent a letter to the National Science Foundation (NSF) and Congress after NS  more