ThinkProgress: Citing climate change as a major threat, one of the worlds largest insurance companies has pledged to drop its remaining investment in coal assets while tripling its investment in green technologies. At a business and climate change conference held this week in Paris, AXA Frances largest insurer announced that it would sell 500 million ($559 million) in coal assets by the end of 2015, while increasing its green investments in things like renewable energy, green infrastructure, and green...