World

A new study from the UK Royal Society has determined that geo-engineering techniques are technically feasible approaches to address high levels of carbon dioxide in the atmosphere and the resulting global warming.

The population is expected to climb to 9 billion within the next 50 years. As a result, crucial natural resources will dwindle. This article looks at four that will be much harder to come by in the future.

Like in Pixar's recent movie Up, some people refuse to leave their homes when every lot around them is turning into a major development. This blog profiles some of these so-called "nail houses," as seen from Google Earth.

A Dutch hydrological engineer has developed a new way to measure the environmental impact of humans: the "water footprint".

Dan Maginn proposes some exercises for visualizing how much room you actually need to live, starting with this equation: too big = not good. Small = good. Too small = suck.

Smart phones are bringing about a new realm of "augmented" reality -- where digital data can be visually overlaid into real life environments in real-time.

In this Q&A, The Wall Street Journal talks with landscape architect Adriaan Geuze, whose work has had a big impact on the field, especially in its combination of landscape design, architecture and planning.

A new report estimates that desertification will expand up to 34% during the next century, enveloping an area the size of the United States.

This photo slideshow from the Los Angeles Times looks at the 10 most expensive cities in the world.

Growing populations and diminishing land will make feeding people a challenge in the near future. This piece from Popular Science looks at eight strategies to keep the world fed.

A recent episode of the Australian radio program Future Tense examines how humans interact with the city and how it will likely change in the future.

WebUrbanist features photographs of abandoned spaces in cities that are in decline, from the ramshackle homes of Detroit to the sinking piazzas of Venice.

MIT researcher Jeffrey Warren has just released the latest version of Cartagen, a software platform for interactive mapping. Julia Galef takes a look.

Nine finalists have been chosen for the Intelligent Transportation Society of America's Congestion Challenge. Andy Nash, a San Francisco transportation planner, gives his perspective on the entries.

The American Society of Landscape Architects has released an extensive online guide to resources for sustainable urban development.