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Showing items 145 through 153 of 313.
Cassava is the main staple crop in many African countries, but the crops are threatened by two major diseases, the cassava mosaic virus disease and cassava brown streak virus, which in the last years have destroyed almost 80 percent of cassava harvests in Africa.
King prawns are a delicacy worldwide, but some breeding processes are responsible for extensive environmental damage, especially in mangrove forests. The widespread use of antibiotics also has a negative impact on human health. The cultivation of 'organic prawns' could be a real alternative.
Livestock intensification in developing countries, especially in Africa and Asia, may increase the incidence of epidemics that kill both humans and animals, the International Livestock Research Institute (ILRI) warns.
In January 2011 the South African Institute of International Affairs (SAIIA) launched an online knowledge resource offering researchers and opinion leaders easy access to research and information on Africa.
Rural development and urbanisation are often seen as competing, but in most cases are intimately linked. It is essential that policies re? ect and support the many positive links between rural and urban areas, enterprises and people.
Migration is a huge phenomenon. The share of migrants in industrial countries’ populations doubled over the past three decades, and remittances ? ows to developing countries are larger than foreign investment or overseas aid.
The sheer number of refugees from Zimbabwe puts a heavy burden on the province of Limpopo in South Africa. These new arrivals strain the already weak structure of the local labour market. The result is frustration and bitterness for local people.
Surveys over several years in the Kagera region of Tanzania have shown that migration has a positive impact on people's living standards, even for those who remain in agriculture.
In today’s China, about 220 million rural migrant workers are on the move – this is more than two thirds of the US population – and their number is set to increase in the course of the country’s urbanisation process.
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