Linda Wertheimer talks to Dr. Ian Roberts, of the London School of Hygiene and Tropical Medicine. Roberts led the research on a new study on global obesity. It shows that weight, not just population size, should be taken into account when planning how to deal with increasing pressure on resources.
The mayor of Cambridge, Mass., has proposed limiting the size of sodas and sweetened drinks that can be sold in the city. Henrietta Davis said she was inspired by New York City Mayor Michael Bloomberg, who has introduced a ban on sales of oversized sugary drinks in his city.
Federal Reserve policymakers release their latest statement on the economy Wednesday, and Chairman Ben Bernanke will attempt to explain the Fed's actions in a post-meeting news conference. There are several things the Fed could do to try to boost growth, but whether they'd be effective is debatable.
Leaders of the world's biggest economies wrapped up the G-20 summit in Mexico Tuesday with a promise to work together to promote jobs. The meeting comes amid worrisome signs of slowing growth in the United States and elsewhere.
The company has spent $4 billion since 2007 on preparations to explore for oil off the north coast of Alaska. Many Alaskans welcome the venture, which could lead to the development of trillions of dollars worth of oil. But not everyone's convinced Shell has all the environmental protections in place to protect areas of the pristine Arctic.
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