Reuters: Environmental activist group Greenpeace blocked on Friday a coal mine in Norway’s Svalbard archipelago deep in the Arctic, protesting plans for more coal production in one of the world’s northernmost regions. More than a dozen protesters stopped a conveyor belt at the Svea mine carrying coal to a ship due to sail to Portugal with 70,000 tons this weekend. “Coal is a huge climate change factor yet Norway wants new mines in one of the most pristine regions in the world,” …