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Green Cities

Nature Can Help Cites Survive Extreme Heat

Pascal Mittermaier | Posted 07.27.2016 | Impact
Pascal Mittermaier

By Pascal Mittermaier and Bill Ulfelder As a "heat dome" has settled over much of the country this week, causing temperatures to rise to the triple d...

Let's Return Our Cities To The People Who Live There

Pascal Mittermaier | Posted 07.19.2016 | Politics
Pascal Mittermaier

It's taken almost 60 years, but we are finally realizing the error we made when the United States built highways through the middle of its cities, displacing and isolating hundreds of thousands of residents, and we're beginning to do something about it.

Growing Greener in Mexico's "City of the Mountains"

Pascal Mittermaier | Posted 06.08.2016 | Impact
Pascal Mittermaier

Six years ago, Hurricane Alex barreled through Monterrey, Mexico, dropping 30 inches of rain - a year's worth of precipitation - in just a few days. M...

City Sustainability Reporting: An Essential Best Practice

Adam Sulkowski | Posted 06.07.2016 | Green
Adam Sulkowski

U.S. and Chinese mayors are discussing climate action this week. There's one best practice in particular that all others depend upon: sustainability r...

Dealing With Sinking Cities and a Risky Future

John Roome | Posted 05.27.2016 | Green
John Roome

Just consider a simple forecast. Without action, parts of Jakarta, Ho Chi Minh City, Bangkok and numerous other coastal cities around the globe will continue to sink faster than the sea level rises.

Inclusive Cities Critical to the New Urban Agenda #HabitatIII

Hung Vo | Posted 05.16.2016 | Green
Hung Vo

Photo taken of speakers and participants of the Indigenous Forum session in Toluca. Co-authored by Doug Ragan, Chief of UN-HABITAT Youth and Livelih...

As Seas Rise, Nature Can Protect Our Cities

Pascal Mittermaier | Posted 04.01.2016 | Green
Pascal Mittermaier

This week's news that Antarctic ice sheets are melting more quickly than predicted and sea levels around the world could rise by 5-6 feet by this cent...

One Billion Strong: Can Chinese Megacities Lead on Urban Conservation?

Pascal Mittermaier | Posted 04.01.2016 | Green
Pascal Mittermaier

The future offers tremendous environmental risk from urbanization, as well as incredible potential to bring nature's power to cities, and I'm sure of one thing: Whatever happens, China will be at the center.

From Davos: Unleashing the Power of Nature in Cities

Mark Tercek | Posted 01.23.2017 | Green
Mark Tercek

We need to unleash the power of nature to help make cities more resilient, livable and ultimately flourishing so both nature and people can thrive.

Climate in the City Century

Pascal Mittermaier | Posted 12.08.2016 | Impact
Pascal Mittermaier

Will this week bring an agreement to keep the world from tipping into irreconcilable climate change? Perhaps, but regardless of the headlines from ...

Conservation for Cities: A Scientist's View

Pascal Mittermaier | Posted 12.01.2016 | Green
Pascal Mittermaier

My colleague Rob McDonald, senior scientist for sustainability at The Nature Conservancy, joins me today to share his thoughts on the green city of th...

The Power of Nature in Cities: Bridgeport

Pascal Mittermaier | Posted 11.17.2016 | Impact
Pascal Mittermaier

Stormwater management is a major challenge for cities all over the world. When it rains - especially heavy downpours - the water flows straight from the concrete infrastructure into (often antiquated and overloaded) sewer pipes and then into surrounding rivers or oceans.

Breathing New Life Into Cities

Pascal Mittermaier | Posted 11.03.2016 | Impact
Pascal Mittermaier

In my children's lifetime, 75 percent of the world is going to be living in cities. That means that we run the risk that the vast majority of the world's citizens and future leaders could have very limited, if any, access to nature in their daily lives.

Transforming Cities for Sustainability: Q&A With Urban Expert Pascal Mittermaier

Mark Tercek | Posted 05.18.2016 | Green
Mark Tercek

Making cities more sustainable isn't just good for nature -- it's good for people, too, of course. That's a concept Pascal Mittermaier, the Nature Conservancy's new Global Managing Director of Cities, believes can transform how leaders incorporate nature into urban planning.

How Localizing Is the Key To Our Urban Future

Michael Sorkin | Posted 05.19.2015 | World
Michael Sorkin

NEW YORK -- Ironically, in this era of exponential growth, we are witnessing the disappearance of cities. Our urbanism is becoming increasingly generic -- a Starbucks on every corner and an iPhone in every palm. We can do better.

Renewables Driving the Energy Transformation

Jakob von Uexkull | Posted 05.12.2016 | Impact
Jakob von Uexkull

Facing growing global crises, such as the devastating impacts of climate change, the degradation of our natural environment and failing financial systems, it is hard to deny that our old human story has failed us.

The Future of America's Cities Lies in the Past

Kate Ascher | Posted 05.07.2016 | World
Kate Ascher

NEW YORK -- A decade from now, the hearts of some of our largest cities will no longer be defined by gleaming skyscrapers surrounded by well-manicured corporate plazas. The city will regain its human scale and emerge once again as a series of communities -- completing a fascinating journey back to the future.

The 10 Greenest Cities In America

The Huffington Post | Landess Kearns | Posted 04.22.2015 | Green

Big city life doesn't have to mean overwhelming smog and environmental anguish. In fact, according to a new study by, those seeking ...

Nature's Do-Gooders: What Difference Do They Make?

Marianne Krasny | Posted 05.10.2015 | Green
Marianne Krasny

Last week I assembled a group of nature "do-gooders" at the National Socio-Environmental Synthesis Center in Annapolis MD. And I asked them what difference their well-intended actions really make.

Is Boston the Greenest American City?

Lance Hosey | Posted 04.11.2015 | Green
Lance Hosey

At number 13 overall, Boston ranks highest among U.S. cities. Only New York fares better among American metropolises for "profit" and "planet," but it falls far short under "people," nudging Boston forward.

How Thoughtful Landscape Architecture Nourishes the City

F. Kaid Benfield | Posted 12.27.2014 | Green
F. Kaid Benfield

After decades of suburban sprawl, we're finally on a more urban trend in the US. That's a very good thing, but it's easy to forget as we add more urban development to our cities that we humans are biophilic creatures.

Innovation Earth: Can the Massachusetts Food Waste Ban End Hunger?

Jennifer Grayson | Posted 12.01.2014 | Green
Jennifer Grayson

When I first started writing this column, I envisioned covering breakthroughs that could enable us to live sustainably on a world inhabited by 7 billi...

Going Green With Catie Marron

Rana Florida | Posted 08.05.2014 | Business
Rana Florida

"I think the overwhelmingly enthusiastic response to the High Line is a great example of the value of creative thinking in designing public spaces. So many cities in the world now want to create their own High Lines and are thinking about abandoned spaces in a new way."

Kate Sheppard

Meet One Republican Who's Happy About Obama's New Climate Rules | Kate Sheppard | Posted 06.04.2014 | Politics

WASHINGTON -– Last November, President Barack Obama formed a task force of state and local elected officials to advise his administration how local ...

Conservation From the Last of the Wild to the Least of the Wild

Dr. Cristián Samper | Posted 06.22.2014 | Green
Dr. Cristián Samper

Even in our highly unnatural cities, the very human desire to connect with nature has also given rise to countless parks and gardens. When we think of green space in New York City, where I live and work, our mind goes first to Central Park and the New York Botanical Gardens.