Why Buildings Collapse Around the World

There have been a number of major building collapses in different parts of the world in recent weeks. The World’s Alex Gallafent looks at some of systemic problems that contribute to such disasters.

A 30-story Building in 15 Days

A developer in China recently managed to erect a multi-story hotel building in just 15 days.

Castle building gets medieval

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Medieval enthusiasts in the Burgundy region in France are turning back the clock to the 13th century. They are building a castle, from scratch, using only tools and techniques from the Middle Ages. The World’s Gerry Hadden takes you behind the scenes of this unique project. >>>Click here to see more photos from the Guedelon Chateau.

Architects Share Green Building Ideas

In the fight to curb global warming, we’re often encouraged to drive less or use more fuel efficient cars. Well, it turns out that cars aren’t the biggest source of greenhouse gases. Buildings are responsible for roughly half of the total greenhouse gas emissions around the world. There’s a group of architects that’d like to change that. They call themselves ‘Architecture 2030′. Their goal is to make buildings that use no fossil fuels by the year 2030. The World’s Jason Margolis has our story.