Bloomberg: An Antarctic ice shelf is at risk of losing a chunk the size of Rhode Island after a retaining ice bridge began to break up. The ice bridge between two islands, which holds back the Wilkins ice shelf, began to develop faults yesterday, according to the European Space Agency, or ESA. As much as 3,700 square kilometers of ice shelf may break off as a result, said Angelika Humbert, a glaciologist at Muenster University in Germany. This ice bridge wont survive, Humbert, who …