Winnipeg Free Press: The poster species for climate change will be in the spotlight Friday at a Winnipeg gathering of government officials, researchers and Inuit groups to discuss the future of the polar bear. But the potentially heated gathering will happen behind closed doors, with media barred from attending and the official list of speakers under wraps. It’s estimated that declines in the sea ice needed for polar bears to hunt could cause populations in the Arctic to drop by two thirds by …