National Geographic: As oil continues to surge into the Gulf of Mexico from the site of the Deepwater Horizon rig accident, experts warn that the Gulf’s powerful Loop Current could whip millions of gallons of oil around Florida’s peninsula and north to East Coast beaches. There’s no predicting the exact movements of the oil spill–which is growing by at least 5,000 barrels (210,000 gallons, or 794,937 liters) a day. But winds could push the slick south, where oil might get swept into the …