Inter Press Service: As the United Nations readies for a key climate change meeting in Poland next month, a London-based human rights group warns that any new deal on global warming would be seriously compromised if the most vulnerable groups, specifically indigenous peoples, are shut out of the negotiations. “The entire U.N. process will be flawed if communities that have firsthand experience of dealing with climate change are not allowed to participate,” says Minority Rights Group (MRG). Mark …