A South African research crew, studying the climate in the Antarctic region, is dealing with more than just extreme weather and ice. An email, written by the team lead of the research group and obtained by the South Africa Sunday Times, detailed their conditions. It indicated that the team is living in fear of one of their colleagues, who recently became violent. Why are the researchers living in fear? The email pleaded for the crew, stationed at what is called the Sanae IV base, to be rescued, saying the rogue researcher’s behavior has escalated to a point that is deeply…