An iceberg the size of Chicago is floating into international shipping lanes

Yep.

You could also classify this thing as eight times the size of Manhattan, or half the size of London. It's 70,000 hectares, which is roughly 700 million square meters, or 270 square miles. Six British scientists, led by Grant Bigg of the University of Sheffield, got an emergency $85,000 (U.S.) grant to study the iceberg and its movements; at issue is…