Top 20 polluters gather in Mexico

Ministers from the world's top 20 polluting nations are gathering in Mexico for talks on climate change.
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The delegates will discuss possible ways to meet future energy demand while reducing greenhouse gas emissions.
Former World Bank chief economist Sir Nicholas Stern is also expected to present findings from his review into the economic impacts of climate change.
The meeting in Monterrey is the latest round of talks on the G8 Gleneagles Summit’s climate action plan. As well as ministers from G8 nations, representatives from China, India, Brazil, and South Africa will also attend the event, which is being hosted by the Mexican government.