Packed cities, empty villages: Vietnam’s migration dilemma

When Vu Thi Linh moved her family from their spacious rural home to a tiny rented room in Hanoi, she hoped her children would be able to get the education she never had.
 
The Linhs are among hundreds of thousands of people moving to Vietnam’s bulging capital and southern Ho Chi Minh City every year, part of what the World Bank says is one of the fastest rates of urbanization in Asia.