Despite a recent trend of disbelief toward global warming, Mother Nature has just made herself clear. A giant, trillion-tonne iceberg has just broken away from Antarctic ice shelf, and it’s an alarm we should all be heeding. The iceberg, which has an area of roughly 4 times the size of London at 5800 km2, was part of an ice sheet known as Larsen C. Researchers at Swansea University had been w