Blue and Green: Although it doesnt feel so long ago, it has been two years since I wrote about the mounting risk of investing in fossil fuels; in short, great portions of the reserves we are currently spending billions per year to discover and explore will have to remain unburnt if we are to avoid more than 2C of global temperature rise, leaving eye-wateringly valuable assets stranded under the ground and potentially creating a global financial crash far more serious than the one from which we are just starting...