The Three Gorges Dam in China became fully operational
The final 32 generators of the Three Gorges Dam in China became operational last week. Its construction may have been beset with controversy, but the huge structure is nothing if not spectacular.
The dam - built on the Yangtze River and designed to reduce the risk of flooding during the peak rainfall season - is the world's largest hydropower project.
Working at full capacity, the dam creates as much energy as 15 nuclear power stations, from water power alone.
The Three Gorges Dam is a monumental act of human engineering, and to celebrate that, here are ten more, unsurpassed in ingenuity or scale.
In Iowa, Christina Dreier and her husband often must choose between paying bills and buying enough food for their family. Food stamps and the local foo... More In Iowa, Christina Dreier and her husband often must choose between paying bills and buying enough food for their family. Food stamps and the local food pantry provide some relief, but sometimes the Dreiers' best efforts aren't enough. They are among millions of Americans who struggle with hunger, and those numbers are on the rise. Read more about hunger in the United States online in National Geographic magazine: http://www.nationalgeographic.com/foodfeatures/hunger/ By 2050 we'll need to feed two billion more people. Click here for a special eight-month series exploring how we can do that—without overwhelming the planet: http://food.nationalgeographic.com.
Date 17 hrs ago, Duration 4:50, Views 522
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