Second Big Iceberg Breaks Off From Antarctica “…new iceberg lies to the north and east of Roosevelt Island and is 80 miles by 12 miles. The larger

iceberg is 183 miles by 23 miles, roughly the size of Jamaica.

…The researchers said it was not yet clear if the icebergs would pose a threat to shipping.

Researchers say large chunks are breaking off of Antarctica for several reasons,

some due to global warming.”