No single food can put an end to hunger. But worldwide there are many different fruits and vegetables that are helping to improve nutrition and diets, while increasing incomes and improving livelihoods.

by Jeffrey Gettleman

Rehearsals are under way for this weekend’s independence celebrations in Juba, the capital of the new Republic of South Sudan.  Photo: Tyler Hicks/The New York Times More Photos

JUBA, Sudan — After five decades of guerrilla struggle and two million lives lost, the flags are flapping proudly here in this capital. The new national anthem is blasting all over town. People are toasting oversize bottles of White Bull beer (the local brew), and children are boogieing in the streets.