CNN

Laura Allsop chronicles the controversial plans, which have caused consternation amongst heritage workers and restorers.

Your probably heard of ecotourism -- responsible tourism to natural areas. Apocalypse tourism celebrates the the end of the world on December 21, 2012, and Mexico's tourism board has the event locked up.

A new report from the UK's Met Office Hadley Centre for Climate Change offers specific impact projections for 24 countries. CNN offers a slide show of recent calamities.

As a part of its series on the changing face of the suburbs, CNN considers the transformation of the suburban prototype, Levittown.

British entrepreneur Roger Wade has built "[t]he most environmentally friendly shopping mall ever built." 'Boxpark,' which recently opened, is composed of 60 standard size shipping containers stacked two stories high by five rows wide.

Pilgrimages to holy sites around the world have caused large amounts of waste and pollution because of the large amount of people gathering together for one event and consumeristic habits, writes George Webster for CNN

Well, a good percentage of them do, with 13% of the country's 57,860 ultra high net worth individuals living in NYC.

The U.S. Army Corps of Engineers gave approval to kayakers and canoeists to paddle down a 1.5 mile strip of the L.A. River that is deemed by the federal government safe enough for public recreation, reports Michael Martinez for CNN.

The Manchester Ship Canal has gone underused for shipping goods for decades, but is now having a resurgence with the realization that barge freight can greatly reduce carbon emissions.

The personally rewarding and healthy activity of urban farming continues to solidify a foothold on Hong Kong high rises, in spite of the lack of support from the government.

CNN does a roundup that includes obvious leaders like Amsterdam and some less predictable choices like Chicago and Bogota, Colombia.

Between 2,000 and 3,000 people have taken over the Grande Hotel in Beira, Mozambique, and turned it into a small community of squatters.

With GPS technology ubiquitous, the lighthouse perched high on a cliff may soon become a relic.

Streetcars are increasingly seen as boons to local economies. And with a $130 million federal fund aimed at streetcar projects, some are expecting more systems to develop, according to this article. Others, though, still question the investment.

CNN profiles the "Air Pod", a tiny three-wheeled vehicle that runs on compressed air [Video]

Two artists have teamed with a favela in Rio de Janeiro to use bright colors to re-frame the slum as a more vibrant area.

The nonprofit urban planning group SHIFTboston has unveiled the results of their competition to imagine a lunar city that might be feasible by 2069 [slideshow].

Officials in Finland are building a nuclear waster storage facility that is designed to last for at least 100,000 years.

Transportation Secretary Ray LaHood recently warned incoming Republican governors in Wisconsin and Ohio that dedicated stimulus funds must be spent on high-speed rail or returned, CNN reports.

Aerial photographs by photographer Christoph Gielen turn sprawl into beautiful, abstracted images.