Mexico

A new bridge completed this month is a key element in a $1.5 billion "superhighway" intended to bring economic development and the rule of law to a place now dominated by some of the country’s biggest illegal drug growers and gangsters.

In 2007, Mexico City's government promised that it would build 300km of bike lanes around the city by 2012. According to Jimena Veloz, "the city still only has 22.2 km because most money is allocated to car infrastructure."

A survey of over 8,000 commuters in 20 cities across 6 continents yields an alarming result. By and large, commuters in emerging economies face traffic conditions that are far worse than those who live in the U.S. and Europe.

Futile efforts to deal with rampant urbanization could fetter the region's robust economy and squander its potential to become a global economic powerhouse, according to the McKinsey Global Institute (MGI).

The border city of Juarez, Mexico, has been a flashpoint in the drug-fueled violence that has plagued many parts of Mexico. Recent figures show that nearly 25% of the homes there have been abandoned.

Frequent street closures due to unregulated protest -- up to about 7 per day -- clog the streets of Mexico City, leaving some hungry for a more active response from the government.

The Colorado River Delta is in tough shape once it ventures into Mexico. But now, a group of NGOs and local governments are showing how the sensitive area can be kept clean.

Mexico City has opened a citywide bike sharing system, similar to those in Paris and Barcelona.

Atlantic correspondent Cristine Russell takes a look at Mexico City's quickly-implemented bus rapid transit system.

Texas officials are calling on the federal government to ditch plans to build a pedestrian fence along the U.S.-Mexico border, arguing the fence will not stop illegal crossing.

As environmental conditions erode sand along the tourist-heavy beaches in Cancun, some hotel owners are taking drastic -- and illegal -- measures to rebuild their beaches.

A high rate of poverty, a large population of illegal aliens, and a next-door neighbor to one of the most dangerous cities in the hemisphere, El Paso would seem to be a hotbed of danger. But it's actually one of the safest big cities in America.

Mexico City's Centro Historico is undergoing a broad redevelopment, which has resulted in more investment, more events, and more use. However, some there are worried that increased commercialization will tarnish the public square.

Among the installations at the Ecological Urbanism exhibit at Harvard's Graduate School of Design is a collection of smells from 200 Mexico City neighborhoods.

The border between the U.S. and Mexico is being built into 700 miles of wall in Texas. Architect Lance Hosey looks at the environmental, ecological and sociological problems it creates.

Architect Teddy Cruz examines the south-north flow of "nonconforming urbanism" in the Tijuana-San Diego region, and how changing communities in this dynamic area could shape the way we think about increasing density.

Tijuana is literally built with the development waste of nearby San Diego, California. This video by Laura Hanna shows how.

The security border fence designed to combat illegal immigration into the U.S. is raising concerns over its impact on habitats and wildlife.