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Emperor penguins walk across sea ice near Ross Island, Antarctica, in this 2012 photo released by Thomas Beer. The continent's pristine habitat provides a laboratory for scientists studying the effects of climate change. (Courtesy Thomas Beer/AP/File)

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An international study used tree rings and pollen to build the first record of global climate change, continent by continent, over 2,000 years.

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Doing Good

 

What happens when ordinary people decide to pay it forward? Extraordinary change...

Paul Giniès is the general manager of the International Institute for Water and Environmental Engineering (2iE) in Burkina Faso, which trains more than 2,000 engineers from more than 30 countries each year.

Paul Giniès turned a failing African university into a world-class problem-solver

Today 2iE is recognized as a 'center of excellence' producing top-notch home-grown African engineers ready to address the continent's problems.

 
 
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