Missing MH370: Five things about the Indian Ocean

SINGAPORE: The search for MH370 has now expanded west to include the massive Indian Ocean. Here are five things about the Indian Ocean.

1. Covering about 73,440,000 sq km, the Indian Ocean is the world's third largest ocean after the Pacific and the Atlantic oceans. It accounts for 20% of the water on the Earth's surface. It is bounded by South Asia to the north, Africa to the west, Indonesia and Australia to the east and Antarctica to the south.