The Great Barrier Reef is under siege

Australia’s iconic Great Barrier Reef may become irreparably damaged in the coming decades due to traumas caused by both nature and humans, leading scientists say. The dire warning comes in response to plans by the Australian government to start a massive expansion of the deep-water coal port in Abbot Point, on the northeast coast, a move that scientists have said could be a tipping point for the delicate and world-renowned marine environment already under fire from many factors, including invasive species, climate change and human pollution....