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  • VOA标准英语2011--Third Great Migration Might be in Progre

    Third Great Migration Might be in Progress In the early 20th Century, more than two million African-Americans left their homes and small farms in the South and moved to northern industrial cities to escape overt racism and search for better work and...

  • VOA慢速英语2010年-Agriculture Report - Farmers in East A

    This is the VOA Special English Agriculture Report. About eight hundred million people in Africa, Asia and South America eat cassava. The plant is a major source of food energy and a major food security crop. It can survive in poor soil and without m...

  • SSS 2009-03-17

    This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. People get malaria from Anopheles mosquitoes that themselves are infected with a protozoan parasite called Plasmodium. The mosquitoes do have immune sy...

  • VOA慢速英语-THIS IS AMERICA - 'The Migration Series' by Jacob La

    These 60 paintings tell about the movement of African-Americans in the first half of the 20th century. Transcript of radio broadcast: 06 July 2008 VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Barb...

  • VOA常速英语2007年-Migration of African Professionals Worries Afri

    By Scott Bobb Johannesburg 08 November 2007 The European Union has announced a plan to admit 20-million skilled workers during the next 20 years in order to meet projected labor shortages. The proposal has drawn protests from leaders in developing na...

  • 2007年VOA标准英语-Clandestine Migration Changes in Mauritanian Hu

    By Phuong Tran Nouadhibou, Mauritania 03 August 2007 Sub-Saharan Africans have been leaving the continent to work overseas since the early 1900s. Many have sought, and found work in Europe. But countries that accepted cheap labor in the past are now...

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