a. Except for the rivers and monsoon rains, the region is dry.
Crucial lifelines for hundreds of millions of people : - Two river systems, the Ganges-Brahmaputra and the Indus - Monsoons
b. The largest rivers are the Indus, Ganges and Brahmaputra.
III. South Asia is one of the world’s major population centers About 1.3 billion people live in S. Asia; 1/5 th of the world’s population.
a. Population Problems Many states of South Asia suffer from underdevelopment. India is breaking this trend The great majority of South Asia’s peoples live in villages and subsist directly from the land.