WASHINGTON (AFP) - A massive iceberg twice the size of Manhattan has broken off of a glacier in Greenland, according to NASA satellite imagery, in what could be the latest indication of global warming.The images released Wednesday show the massive chunk of ice breaking off of the Petermann Glacier ...

Representatives of the five countries bordering the Arctic Ocean meet in Greenland on Wednesday to discuss the impact of climate change on the icy region -- and how to divide up its as-yet untapped rich resources.  The summit is the first to be held at the ministerial level between the five ...