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Food prices soared in 2007 and early 2008, throwing hundreds of millions of people around the world into poverty.

Having a lower than average IQ is in itself a risk factor for heart disease, say UK researchers.

The government must map the spread of swine flu more accurately in order to predict the number of people who are likely to die from it, scientists say.

We need more, and perhaps different, strategies to give farmers on low-quality soils a better chance at improving their lot

The Southeast is among the areas of the United States with the highest concentration of cases of HIV and AIDS, according to a new online tool called the National HIV/AIDS Atlas.

Health authorities told to set up testing and drug distribution centres in case of autumn outbreak

One billion people throughout the world suffer from hunger, a figure which has increased by 100 million because of the global financial crisis, says the UN.

Meat free monday video

Mexico says it is going through what is the biggest drop in its tourism revenue since records began in the 1980s because of the swine flu scare.

interactive map

water footprint of common food items

Colombia's government proudly claims that it is the biggest producer of biodiesel and ethanol in Latin America after Brazil, but human rights groups do not share that enthusiasm.

South Africa's HIV epidemic has levelled off at an infection rate of 10.9% for those aged two or older, according to a new study.

A UN report says hunger in South Asia has reached its highest level in 40 years because of food and fuel price rises and the global economic downturn.

Inquiry highlights concerns over ranching in heartland of Brazil

British supermarkets are driving rapid destruction of the Amazon rainforest by using meat from farms responsible for illegal deforestation , according to a three-year investigation of the global trade in Brazilian cattle products.