National

Disappearing Cerrado: 'Brazil's great untold environmental disaster' - audio slideshow

Author: 

Eric Hilaire
Disappearing Cerrado: 'Brazil's great untold environmental disaster' - audio sli
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Photographer Peter Caton talks about his visit to the Cerrado – the world's largest savannah. It contains 5% of the world's biodiversity, but is being destroyed at an incredible rate to make way for monocultures that may have devastating long-term effects.

During his trip, Caton worked with local Brazilian environmental group ISPN and WWF on their campaign calling for UK supermarkets to source sustainable soya

 

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Fears rise of food shortages in West Africa

Author: 

Azad Essa
Fears rise of food shortages in West Africa
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Millions of people in up to five West African countries will face a food crisis in early 2012 if early warning systems are ignored, the United Nations and aid officials say.

The UN's Food and Agriculture Organisation (FAO), together with the World Food Programme (WFP) and British charity Oxfam, said this week that failed harvests and low food reserves in the Sahel, and particularly the countries of Chad, Mauritania, Burkina Faso and Mali, would affect up to 11 million people.

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How to Police Geoengineering?

Author: 

CORNELIA DEAN
How to Police Geoengineering?
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U.S. sets record with a dozen billion-dollar weather disasters in one year

When people consider using engineering techniques to counter the effects of climate change, they usually think first about the technical difficulties involved. But a new report points out challenges that may be even more important: regulating the research on such technologies, and their potential deployment.

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