<b>COVER STORY</b> America may still be the world leader in childhood obesity, but China is quickly catching up.
<b>FEATURE</b> Urban planning graduate Ahmad Zaki is on a mission to rebuild his war-torn city.
<b>FEATURE</b>Geology student Sandra Cronauer battled bugs, blisters and epic cold to study glaciers in Greenland.
<b>FEATURE</b> To architect Andrew Perkins, no building is beyond restoration, and no neighborhood past redemption.
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