Kochi: Global warming and climate change are the biggest threats to the blue economy and marine resources of the country, said Ola M Johannessen, executive chairman of the board and founding director of the Nansen Environmental and Remote Sensing Centre in Bergen, Norway . He was in the city on Thursday as part of a three-day international conference organized by the Kerala University of Fisheries and Ocean Studies (Kufos). Lasse H Pettersson, director of International Cooperation and Marketing, Norway , also attended the conference. Read More via Times of India