Scientists are warning of devastating coral bleaching on the Great Barrier Reef, off the coast of Australia’s eastern state of Queensland. According to the local non-governmental organization Climate Council, new underwater images show the full extent of the disaster. An area 1,100 kilometres long from Lizard Island to the Keppel Islands has already been affected, the Australian news agency AAP reported on Tuesday. According to experts, the trigger is a recent marine heatwave in the region. Diana Kleine, a project manager for the environmental monitoring group CoralWatch, has been visiting the…