From Europe to the US, coal is under fire. Environmentalists are circling, mines closing. As coal declines how will communities fare? We go to the US & Spain to see how different regions are managing the dying days of coal.

One Spanish yacht, a quarter of a million square kilometres of sea. Boatloads of desperate men, women and children fleeing for their lives. Can a Barcelona crew help thousands on a risky journey and steer them to safety?