The World Cities Culture Forums' ranking of member cities with the highest and lowest percentages of urban parkland doesn't come without surprises.

Critics of the Via Verde project in Mexico City argue that making a busy beltway more aesthetically pleasing only encourages motorists to keep driving.

A new retrospective study finds that 1980s-era cleanup of Boston Harbor was well worth it from a return on investment standpoint.

Spread across nearly 70 action-packed acres, Tulsa's newest public green space champions sustainability, accessibility and inclusion.

The views along Camden's trash-strewn transportation corridors are getting a $1 million boost from Bloomberg's Public Art Challenge.

Located on the Mississippi Flyway, Chicago is one of the deadliest American cities for migrating birds. But the Windy City is trying to change that statistic.

Two recent studies show that visiting an urban park for as little as 20 minutes will reduce stress and boost emotional well-being.

The Ivy League campus is now home to 50 LEED certified green building projects.

Buried in the 500-plus pages of the defense budget signed by President Obama on Dec. 31 is a curious provision that prohibits the Department of Defense from spe

The New American Home 2012, the official show home of the International Builders' Show, is revealed to be a boxy and modern beauty that's smaller and more effic

The Salmon Cove home was built with the environment in mind.

The office is the highest scoring LEED-NC version 2009 project in the Northern Hemisphere.

The United States Green Building Council (USGBC) developed the Leadership in Energy and Environmental Design (LEED) rating system to certify buildings as meetin

The new certificate is offered by the U.S. Green Building Council's Center for Green Schools.

The home of the Chicago Bears is the first LEED-EB certified NFL stadium.

Application deadline for the 2012 Affordable Green Neighborhoods Grant Program is Aug. 10, 2012.

Toyota's Kansas City Regional Technical Training Center received LEED Gold certification.

Harmony House for Cats’ new shelter isn’t just doing something good for Chicago’s felines — it’s also doing something good for the planet. The no-kill

Study reveals that green certified homes are valued 9% higher than comparable properties.

The architectural design firm’s portfolio includes 20 LEED Platinum certified facilities.

After the nation's largest deep energy retrofit, the Castle Square Apartments in Boston's South End achieves LEED Platinum status.

In observation of one of the original New Urbanist-style planned communities' 75th anniversary, Norris, Tenn. gets a self-sufficient prefab demo home.

In the South Bronx, a 124-unit housing development with a rooftop farm combines low-income housing with an emphasis on healthy living and fresh food.

This California hotel that our food blogger stayed goes beyond LEED certification in its sustainability initiatives.

It's amazing how closely the powerful swirls of a hurricane match the Fibonacci sequence.

From cheap fashion to the billion-dollar trash trade, the following five books demonstrate some of the key connections between economic and natural systems.

Filmmaker Mark Kitchell talks to MNN about the need to understand the birth and life of the green movement in the U.S.

Researchers say the giant tsunami occured in the Cape Verde Islands 73,000 years ago.

How the Sahara Desert both contributes to and checks the formation of big hurricanes.

Extreme weather journalists are not the calm we need during a hurricane or storm.

Satellite images confirm another massive iceberg has split from Antarctica, this time from the Pine Island Glacier.

New plastic PDK can be broken down at a molecular level and come back just as strong to be reused again and again.

​Nearly 10 percent of rocky surfaces on the island paradise of Madeira are covered in 'plasticrust.'

New report calls for less damage in the development of biofuels.

Two companies, both with ties to Denmark, produce low-cost enzymes that can greatly reduce the cost of environmentally friendly biofuels made from agricultural

All-new Ford Police Interceptor police cruiser will match the Crown Victoria in power and add eco-friendly upgrades.

Ethanol is emerging as one of the biggest wedge issues for Republicans as they focus on the Iowa caucus.

MNN offers a graphical tribute to a gifted grain — corn — in all its many uses.

On October 6, Panasonic Corporation is hosting a worldwide Earth Lunch Hour event.

World's leading CEOs and policy-makers 'creating environmental capital' in tough economic times.

This month, scientists and tree lovers celebrate the 2nd birthday of a hybrid chestnut tree that may be a force in reducing the impacts of climate change.

Your car could capture and store carbon dioxide for later disposal, making it zero climate emission even without batteries.

Traffic driving you crazy? Let MNN get you on track to a more astute commute with these carpooling and public transit tips.

My new bike has a lithium-charged motor that kicks in just enough added oomp to power me through hills and headwinds.

Driving with a burger in one hand and a cellphone in the other is a sure recipe for highway disaster. And all that old food is hanging out, just waiting to give

mexico city public transit

Apply to the 30-Day Electric Bike Challenge and you could be selected to receive an e-bike for a month in exchange for swearing off the use of your car.

Which form of travel gives off the fewest emissions? Let's just say it pays to carpool.

Public transit has long been undervalued as a mobility option. Thanks to new technologies and new ways of living, that's changing.

You can now get a charge out of its new go-anywhere GoCharger.