After more than a decade of rapid economic growth, many East and Southeast Asian countries face the prospect of a long economic slump, and the poor in these countries face a reversal of their halting climb out of poverty. Recovery from the crisis will depend, in part, on increases in Asia's...

The major roots and tubers—cassava, potato, sweet potato, and yam—play a significant role in the global food system.They contribute to the energy and nutrition requirements of more than 2 billion people in developing countries and will continue to do so over the next two decades. They are...