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World Changing created a list of the top sustainability trends they see occuring over the next decade:

Bike usage will continue to rise across cities worldwide: “Copenhagen residents use bikes for 37 percent of all their transit. But bikes in Europe represent more than utility; riding a bicycle with the Velib’s bikeshare program in Paris now easily competes (42 million registered users) with taking a spring walk along the Seine. Bike-sharing abounds in dozens of European cities as well as in Rio de Janeiro and Santiago, Chile. Look for North American burgs to continue their proliferation of bicycles-as-transit use and bike lane expansion (NYC bicycle use is up 61% in two years).” (see “Cities for Cycling,” a discussion among David Byrne, Congressman Earl Blumenauer, and Janette Sadik-Khan, NYC’s Transportation Commissioner)

Copenhagen UNFCCC meeting will eventually result in a set of targets for cutting GHG emissions: “The UN COP15 Copenhagen conference resulted in no binding treaty status among any of the attending 128 nations that attended for them to reduce global greenhouse gas emissions. This year’s late fall gathering in Mexico City is likely to set national binding targets for greenhouse gas emissions. If enacted, these targets will set the stage the coming entire decade’s greenhouse gas reduction strategies, including sub-national efforts at the regional and city level.” (see earlier posts on the UNFCCC negotiations)

Cellulosic fuels will no longer cause higher food prices, and will instead become a key part of the energy mix: “Cellulosic biofuels, in contrast, offer the promise by the middle of the decade of creating a viable energy source (one of many that will be needed) from waste products, such as wood waste, grasses, corn stalks, and other non-food products. The trick will be to balance land use with energy production so that unintended consequences, particularly burning rainforests and urban food price riots will be a thing of the past.”

Information and Communication Technologies (ICT) will drive advances in sustainable urban development: “Called “the great digital underbelly” of new and retrofitted sustainable cities by Gordon Feller of Urban Age, green ICT (information and communications technologies) holds promise for increasing the energy and resource efficiency of most aspects of urban development.”

Opportunity areas include: energy smart grids, urban “traffic congestion monitoring and pricing systems,” e-water management applications (including infrastructural leakage detection and water purity monitoring systems), e-green building applications (sensors that can monitor temperature, light, humidity and occupancy), and “intelligent public transportation” managment systems.

Carbon taxes will help integrate the real environmental costs of using fossil fuels into the actual price: “A handful of nations have some form of carbon tax, mostly in Scandinavia. On the sub-national level, British Columbia and the San Francisco Bay Area recently proposed some form of the tax tax. Costs for carbon taxes can be passed on to consumers directly, or they could be levied on industry, which would likely cause manufacturing and operating costs to be wholly or partially passed onto consumers.”

Drought will be the first major effect of climate change to cause significant investments in climate change adaptation measures: “A major effort at climate change adaptation is underway in California as well as other urban areas that are experiencing or are likely to feel the early effects from climate change. Prolonged droughts consistent with the impacts of climate change are being seen in Beijing, Southwestern North America (Mexico City/ LA, etc.) and urban areas in Southeast Australia.”

The end of “cheap oil” will make sprawl more expensive: “With market uncertainty for oil prices and oil supplies, this new decade will witness the sunset of exurban-style automotive dependant sprawl in the United States and in many overseas copycat developments, particularly Asia. The overbuilt market for large, totally car-dependent single family homes in outer suburbia is expected by even some developers to not be viable for almost a decade, even if oil prices and supply stay relatively stable.”

Rising fuel costs will make urban agriculture increasingly viable: “Existing cities in Latin America (Havana, Cuba–pictured above–and Quito, Ecuador), Africa (Dar Es Salam, Tanzania; Kampala, Uganda) and Asia (Seoul, South Korea), have produced significant quantities of produce or aquaculture within their city limits. Cities in North America that have maintained or are building or rebuilding strong regional food networks include Seattle, Honolulu, Boston, Philadelphia and San Francisco.” (see a review of discussions at a recent National Building Museum forum and an interview with a leading vertical farming advocate, Dickson Despommier).

Localities will undertake resiliency planning: “Resiliency is about making a system or one’s self stronger and more able to survive adversity. As the previous items portend, there will no shortage of adversity during the coming decade from climate change and energy supply instability. One of the major social phenomena related to resiliency has been the emergence of the Transition Town movement.” (see an interview with Peter Newman on his book “Resilient Cities: Responding to Peak Oil and Climate Change”)

A new sustainability cultural event will help make the issues more prominent: “There has yet to be a significant work of popular art that I am aware of that captures the modern systemic aspirations of sustainability.”

Read the article

To also understand how countries will need to make major investments in mitigating CO2 emissions and adapting to climate change, see the World Bank’s comprehensive World Development Report 2010: Development and Climate Change

Image credit: Xcel Energy


Next month, 2,800 athletes will move into Vancouver’s Olympic Village, a $1 billion LEED Gold facility which also features more than 3.5-acres of green roofs, writes The Vancouver Sun. The roofs of more than half of the village’s 22 buildings are covered in sedum, a plant species commonly used on green roofs because of their ability to absorb heat and CO2 

Peter Kreuk, International ASLA, principal at Durante-Kruek and lead landscape architect on the project, told The Vancouver Sun the sedums used for the green roofs were grown in long mats and then rolled-out like turf over 7.5 cm (3 inches) of roof soil. Kreuk said: “Sedums are super drought tolerant plants. You could grow them on a rock, they are that tough. They should do very well in this location.” The roofs will also features designs: “In the middle of the roofs, the outline of Olympic athletes in motion doing their sport (skiing, curling, hockey, luge and skating) have been etched out of contrasting red sedums.”

The village’s designers made the roofs activity areas and integral to the overal design. Other roofs will contain garden spaces with “raised concrete beds” that will be used for growing herbs and vegetables. “Some of these areas also have tool sheds, potting tables, cold frames and stylish metal bins for composting.” Additionally, there are numerous green social spaces including patios, decks, and courtyard gardens.

Kreuk described the outdoor spaces: “We tried to design these areas as if they were someone’s private backyard. And what do you do in your backyard? Well, you have a place to sit and have dinner. You have a space growing things. And you need a place for children to play. We tried to make sure all the garden areas could be used in this way. We didn’t want them to have just one single function. I think they are all nicely scaled spaces.”

There was a focus on using water-efficient systems in an integrated site design. Rainwater will be captured and stored in underground cisterns. The rainwater will then be used to flush toilets, and, in summer, will be pumped up to irrigate the green roofs, “not that they will need much irrigating since all the plant material was specifically chosen to be drought tolerant and require minimal maintenance.” Other rainfall will be channeled through storm drains out to a meandering stream and will be “emptied after being filtered through detoxifying aquatic plants into False Creek.”

Read the article

Image credit: The Vancouver Sun


Green Diary
highlights artist Luke Jerram’s new project “Aeolus,” which seeks to capture the sound of wind passing through a landscape. According to Green Diary, Jerram received an £225K grant from the UK’s Engineering and Physical Sciences Research Council (EPRSC) to create and tour Aeolus, an exploration of acoustics, wind, and architecture, which was inspired by a tour of desert wells in Iran that one local well-digger said sung in the wind. The artist has created a range of sculptures, installations, and live art projects, including the Plant Orchestra.

Aeolian wind harps were seen by Jerram as the best tools for capturing the sound of wind. “Long tensioned strings will resonate with the wind and will be heard by visitors inside the space. The ambition is to sonify the three dimensional landscape of wind. The public will be able to visualise this shifting wind map from within the space by interpreting the sound around them.”

The piece will consist of components that explore light, including “hundreds of light pipes which both draw the landscape of light into the building and hum at a series of low frequencies. The tubes act to frame and magnify the landscape so that from inside the structure, at its centre, visitors can see through one hundred of these pipes simultaneously, contemplating an ever changing landscape of light.”

The installation features a specially designed architectural space that will resonate and sing with the wind. EPRSC and the engineering groups of University of Southampton (ISVR) and University of Salford are involved and funding the project because they hope to learn more about how to make audible wind noises without electrical power or amplification.

The temporary installation will tour sites in the UK and elsewhere, and each location’s unique wind and landscape sound will be recorded.

Read more and watch videos.

Image credit: Luke Jerram


The federally-owned plaza in front of the Jacob K. Javits Federal Building in Lower Manhattan is about to get a new design. According to The Architect’s Newspaper, the composition created by landscape architect Martha Schwartz, ASLA, in the late 1990’s will be replaced by a new iteration from Michael Van Valkenburgh Associates, working under Wank Adams Slavin Associates (WASA). This will be the fourth design in 20 years, counting the temporary landscape that was installed after Richard Serra’s “Tilted Arc” sculpture was removed.

The U.S. General Services Administration (GSA) is funding the repair of the waterproofing of the parking garage beneath the square. ”The two-year, $5 million to $10 million endeavor entails the demolition of the existing plaza, reinforcement and repair of the parking garage roof, and installation of landscaping, lighting, security features, and other elements.” Because the problems are being fixed now, the project is eligble for recovery funds.

Landscape architect Michael Van Valkenburgh, FASLA, told The Architect’s Newspaper the design will be a “composition of curling and embracing landscape pieces” that will “make clear, welcoming gestures.” The design will retain some of Martha Schwartz’s “pop” landscapes elements, but “simplify the seating and movement across the plaza.”  Also, Michael Van Valkenburgh Associates will examine “microclimates, wind patterns, and natural and artificial lighting” to improve the visitor’s experience.  

The Architect’s Newspaper adds that the changes in the plaza have long mirrored evolving conceptions of urban public spaces. The Richard Serra sculpture caused enough controversy to fill two books and led a judge to order its removal. “The piece, installed under the GSA’s Art in Architecture Program, was further criticized as being inhospitable to federal employees, visitors, and local residents alike.” Additionally, the destruction of the “pop” plaza designed by Martha Schwartz may represent a shift towards “greener urban landscapes” for both office workers and local residents.

Martha Schwartz’s original design, which won a ASLA professional design award in 1997, is described on her Web site: “The new plaza is reconnected to its surrounding context and provides innumerable seating opportunities for people having lunch or just for watching other people. Large planters which formerly existed at the northwest and southeast corners of the site have been removed, as well as the long-empty fountain which had occupied the only sunny portion of the site. By opening up the plaza, the connections between the plaza and the street are reestablished, and the people who wish to sit can do so in either sun or shade.”

Read the article


The American Institute of Architects, San Francisco chapter (AIA San Francisco) and the Center for Architecture + Design Gallery have organized Vertical Gardens, a new exhibition which be open February 18 – April 30, 2010.

AIA San Francisco writes: “The past decade has seen a greater emergence of green roofs and vertical gardens created by artists, designers, architects and urban gardeners to combat the lack of flora in the city. Buildings around the world—from the Musée du Quai Branly in Paris, to the California Academy of Sciences in San Francisco—have embraced green walls or roofs for all their economical, environmental, and aesthetic values. Vertical farms and gardens are also being envisioned as new ways to feed local and organic foods to city dwellers. Largely based on the principles of hydro-ponics, vertical gardens are mostly self-sustaining because they capture large amounts of natural sunlight and water, and use wind as an energy source. In a country where cities are suffocated by high rises, cement and industrial materials, where can green space exist? As this exhibition demonstrates, one possible answer is ‘up.’”

The exhibition will feature more than two dozen concepts and actual projects, including works by Rael San Fratello Architects (Virginia San Fratello and Ronald Rael), Min Day, Boor Bridges Architecture, GLS Landscape | Architecture, environmental designer Lisa Lee Benjamin, and local nursery Flora Grubb Gardens. Additional pieces are contributed by Abruzzo Bodziak Architects; ATOPIA with The Harrison Studio; Bob Bingham and Claire Hoch; Patrick Blanc; Bohn & Viljoen Architects; Dickson Despommier, Eric Ellingsen, SOA Architects, Blake Kurasek; Evo Design with Mica Gross and Rogers Design Group; Todd Haiman; Haus-Rucker-Inc.; Edmundo Ortega and Dianne Rohrer (Co-Founders, Mundo Verde Ortega); Claude Boullevraye de Passillé; Oda Projesi;; Naomi Reis; Roomservices (Evren Uzer and Otto Von Busch); and SITE (Denise MC Lee, Sara Stracey and James Wines). 

There will be lots of photos as well. “Photographic documentation of existing buildings containing vertical farms, gardens or green roofs will also be showcased by Hundertwasser; Renzo Piano with Chong Partners and Stantec; Emilio Ambasz & Associates; Humpert Wolnitzek; Chad Oppenheim Architecture and Design; Musson Cattell Mackey Partnership, Downs/Archambault & Partners, LMN Architects; Scandinavian Green Roof Institute; Conservation Design Forum of Chicago and Atelier Dreieitl of Germany; Enrique Browne and Borja Huidobro with Ricardo Judson and Rodrigo Iturriaga; and others.” 

Mundo Verde Ortega and Rael San Fratello Architects have also created two “interpretive” green walls for the exibition.  

Learn more about the exhibition on view February 18 – April 30, 2010 in the AIA San Francisco / Center for Architecture + Design Gallery. The exhibition is free.

Image credit: Deconarch blog


In Yale University’s Environment 360, science writer Carl Zimmer outlines how some ecologists are applying network theory to understand the “small-world” networks that form and sustain ecosystems. Zimmer relates how the “Six Degrees of Kevin Bacon” idea of intimate linkages can be used to understand how different animal and plant species relate to each other.

Zimmer writes that the six degrees of Kevin Bacon became a sensation in the 1990’s. The idea is that every actor is less than six steps away from the actor Kevin Bacon.  Scientists created a Web site, The Oracle of Bacon, which analyzes connections between 1.6 million actors. “It reveals that all actors in Hollywood are connected to Bacon on average of 2.95 steps.” Furthermore, there is a sub-set of 1,000 actors that are linked to the rest of Hollywood by less than three links — these are the set of highly connected actors who form nodes.

This relationship is seen in other human systems. Albert-Laszlo Barabasi, author of “Linked: How Everything Is Connected to Everything Else,” argues that the World Wide Web is organized in similar fashion. There are major nodes (Google, New York Times.com, etc) that receive the bulk of links, which actually makes the whole network more efficient. “These hubs shorten the path between all nodes in the entire network.”

Now, some scientists are exploring how these theories relate to ecosystems and can be used to preserve natural systems. While there are different species (oak trees, bees, rats) and these play different roles (predator, prey, pollinator, pollinated), depending on their position in the ecosystem, “nature is arranged in networks made up of links between species.”

For example, some species with fewer connections to other species are more vulnerable. “Most plants, for instance, depend on animals of one sort or another to spread their pollen. In some cases, scientists have discovered exquisitely co-evolved partners that specialize only on one another.” These types of partnerships, which are ”specialized,” make some plant species more vulnerable to extinction if one partner declines. More generalized partnerships (species that have partnerships with multiple species) may be more resilient.

Zimmer says a “field of wildflowers is like Hollywood.” The elite subset of 1,000 actors in Hollywood is much like the set of generalists that form nodes and multiple partnerships across species. One researcher, Jordia Bascompte at the Spanish Research Council, found that this “small-world” natural network fosters more biodiversity than other kinds of networks.

Bascompte also analyzed marine ecosystems in the Caribbean and discovered fish form inter-connected “modules” around sharks. Zimmer writes: “The Caribbean network is thus organized around sharks, with each species a highly connected hub in its particular module. That arrangement means that overfishing sharks could have an even bigger effect on marine ecosystems than ecologists have previously realized.” If sharks decline, in other words, other fish species bloom, which could lead to changes in the underlying ecosystem structure, or eventual ecosystem collapse.

Scientists hope to use this information to determine how overfishing, deforestation, and invasive species affect existing natural networks and preserve fragile ecosystems. Using these concepts, Zimmer argues, scientists can understand how pesticides and pollutants that impact plant life end up having a direct effect on large predators like bears or sharks. The effects ripple through the natural networks.

Read the article

Also, check out a recent special report from The Economist on the growth of social networks.

Image credit: How Stuff Works.com


China has surpassed other countries to become the lead producer of wind turbines and solar panels, and is poised to move into the lead on nuclear energy and “energy-efficient” coal power plants, writes The New York Times. According to the Chinese Renewable Energy Industries Assocation, renewable energy jobs in China now reach 1.12 million, up 100,000 per year.

According to The New York Times, multinational corporations are now moving their clean energy product factories to China. Denmark’s Vestas just built the ”world’s biggest wind turbine manufacturing complex here in northeastern China, and transferred the technology to build the latest electronic controls and generators.” The low-cost of Chinese labor is a primary driver: Vestas will pay its assembly line workers $4,100 per year.

Currently, renewable energy accounts for four percent of total energy in the U.S. and China. China is aiming for 8 percent of its energy to be renewable by 2020. U.S. President Obama recently called for the U.S. to increase the share of renewable energy in total energy production, as well as a 28 percent reduction in government-generated CO2 emissions by 2020, which is expected to increase domestic demand for renewable energy. Government agencies will be asked to put their enormous buying power towards renewable energy.

However, a recent estimate from Black & Veatch, an engineering and energy consultancy, argues that the U.S. energy mix will largely remain the same in the near future unless there are significant regulatory changes at the federal and state levels and new investments in a national smart grid. “The outlook for renewable energy is cloudy over all. Much depends on green energy targets set by the states – or possibly by the federal government – and resolving technological and infrastructure issues, including building transmission lines to carry wind and solar energy from remote locations to population centers.” In the new budget, Obama calls for an end to fossil fuel subsidies, which cost $40 billion per year, new subsidies for renewable energy, as well as investments in the smart grid.

As Thomas Friedman recently noted in an op-ed, in the future, the world may soon be importing its renewable energy products from China instead of oil from the Middle East unless local manufacturers become more competitive. Andrew Brandler, the C.E.O. of the CLP Group, Hong Kong’s largest power utility, told Friedman: ”By the end of this decade, China will be dominating global production of the whole range of power equipment.”

Read the article

Also, check out the National Renewable Energy Laboratory (NREL)’s “In My Backyard (IMBY)”, a new site appraisal tool which enables homeowners and businesses to calculate the amout of renewable energy that can be produced through either a solar photovoltaic (PV) array or wind turbine on any given site. According to NREL, “IMBY uses a map-based interface to allow you to choose the exact location of your PV array or wind turbine. Based on your location, system size, and other variables, IMBY estimates the electricity production you can expect from your system.” FreshKills Park blog adds that IMBY will also calculate the cost. “For solar energy, this includes the initial cost of the system, amount of cash incentives expected and the approximate number of payback years.”

Image credit: Center for American Progress


Fast Company writes about a recent proposal to revitalize downtown Cleveland through a new park. Two Cleveland non-profits, Parkworks and the Downtown Cleveland Alliance, commissioned James Corner Field Operations to create a set of downtown revitalization proposals. Both organization hope to use the proposals to build overwhelming public support for downtown revitalization and, hopefully, gain financial commitments from the city.  Fast Company writes: “If you’ve ever been to Cleveland, you know the downtown area is a forbidding, pedestrian desert. The main public space, Public Square, is no better–it’s a wind-scarred, 10-acre expanse flanked by skyscrapers.”

To create a new public square park, Field Operations proposes to join together a “patchwork of paved islands” into an unified park. To unify the space, Field Operations offered a few ideas: a frame, a forest, or a “thread.” The thread won the most support from the sponsors — it will include a “biomorphic ramp that would rise 20 feet above the roadway below,” creating unique perspectives of the city, much like Field Operations’ High Line Park in New York City (see earlier post).

Parkworks and the Downtown Cleveland Alliance think a new Field Operations-designed park can bring in people, shops, and also increase real estate values. A new park could lead to more valuable downtown real estate, and, therefore, higher property taxes. Increased property tax revenue could then be used to finance the park.  

In January, the design proposals will be on view for the public.

Read the article and see more images. Check out James Corner Field Operation’s design proposals (big file – 7.5MB)

Also, check out ArchNewsNow’s report on the last twenty years of downtown Pittsburgh’s revitalization efforts, which focus on the river. Michael A. Stern, ASLA, LEED AP, writes: “The population of the City of Pittsburgh peaked at more than 700,000 inhabitants right after World War II, but now hovers at around 320,000, and continues a slow decline. Moreover, the whole Pittsburgh metropolitan area has seen a significant population decline as well, as the earthquake effect of the disappearance of the steel industry continues to send aftershocks through the region some 25 years later. But Pittsburgh – and Downtown in particular – has unique assets and history that continue to maintain a healthy urban core.”

Image credit: Field Operations / Fast Company


ICLEI Local Governments for Sustainability USA recently launched a comprehensive step-by-step toolkit to guide cities and localities through the process of greening their communities. Taking inspiration from New York City’s highly-regarded PlaNYC 2030, the guide was created with the New York Mayor’s Office of Long-term Planning and Sustainability. The toolkit is includes checklists, best practices, templates, and guidelines – detailed how-to’s for local officials. ICLEI USA includes 600 city, county and town members; their international group has 1,107 member towns, cities and counties in 67 countries.

Don Knapp, ICLEI USA’s communications officer, told Greenbuildings.com: “Our toolkit is a roadmap to guide any local government, big or small, through the process of creating a sustainability plan.  Staff from ICLEI’s local government members have been telling us how eager they are for a resource like this toolkit, because creating a sustainability plan can be a complex and lengthy endeavor.”

Knapp added: “There are so many steps to go through, so many individual initiatives to consider, so many stakeholders to involve, and it’s hard to know where to begin. Municipal staff didn’t want to have to reinvent the wheel and create their own process from scratch, especially when their resources and manpower are often so limited. Fortunately, big cities like New York have acted as the trailblazer.”

Worldchanging offered positive reviews: “Anyone already familiar with the Cities for Climate Protection program will recognize the hallmark ICLEI approach of dividing up complex problems into a series of manageable milestones. While Climate change is still a key focus, the toolkit shows how to couple emissions reductions with wins in other areas like reducing poverty, preventing sprawl, or diversifying the local economy. The core of the kit is a step-by-step planning guide that takes you from how to hire a sustainability coordinator to how to design, implement and monitor a local sustainability plan. Accompanying the guide, the toolkit includes a collection of model documents, inventorying software, and even sample job descriptions for municipalities just beginning their push toward sustainability.” 

The guide may also help break down the inter-governmental silos that prevent effective collaboration and help spur the development of comprehensive local sustainability plans: “the trouble with sustainability, or climate change more specifically, is that they are everybody’s problem, but nobody’s responsibility. They don’t fit nicely into the division of labor that has kept our cities running in the past. They also ask departments that don’t talk much (and may not get along all that well) to work together to get things done. It may seem unlikely, but often those dynamics (more than a lack of political will, or money, or knowledge) are why cities don’t green-up more quickly. Given that, it’s great to see at the core of ICLEI’s new toolkit, a detailed section on team-building, overcoming divisions between departments, and engaging the public.”

Strong leadership from the Mayor’s office is key, but the whole community must be involved: “Their key points are strong: manage sustainability centrally (preferably from the mayor’s office), bring representatives from all departments on-board, and open up the process to the community. No city has the resources to address sustainability and climate change on their own. If it is going to happen it has to be a shared project that makes the most of the expertise and skills of the local community.”

The guide includes a set of milestones local governments must progress through:

Milestone 1: Conduct a sustainability assessment
Milestone 2: Establish sustainability goals
Milestone 3: Develop a local sustainability plan
Milestone 4: Implement policies and measures
Milestone 5: Evaluate progress and report results

ICLEI USA also offers the STAR Community Index, which will formally launch in 2011. The STAR Community Index is a tool that helps communities gauge their sustainability and livability.

Read the article and download the toolkit.


The west side of the 18-story Edith Green-Wendell Wyatt Federal Building is getting a 250-foot-tall green wall, writes The Washington Post. The western wall is also 150 feet long, making the expanse about “three-quarters the size of an NFL playing field, minus the end zones.” The federal building’s new wall is part of a $135 million remodeling mostly funded by federal stimulus funds. The U.S. General Services Administration (GSA) (see earlier post on GSA’s Design Awards) seeks to create a “landmark high-performance building.” According to The Washington Post, it’s the largest stimulus project in Oregon.

SERA Architects, the design firm for the building, will create seven vertical “vegetated fins” that will “jut at acute angles.” The fins act as a trellis and provide the foundation for the plantings.  The architects are still working out which plants will grow well 250-feet in the air, and how to fertilize, water, and prune at those heights. High-rise pruners may be deployed in the same way skyscrapers get window washers. Additionally, rainwater will be collected on the roof and an elaborate irrigation system will water the wall.

The wall helps create a new look for an unloved “modernist, International style” federal building created in the 1970’s. In addition to removing and replacing the facade, the GSA will add new energy-efficiency features: “Elevators that generate electricity on the way down, solar arrays on the roof, smart lighting systems that adjust to the daylight available, using some of the collected rainwater to flush toilets.” Construction is expected to take 30-40 months.

Green Roofs for Healthy Cities told The Washington Post: “The GSA has been a real leader in the use of green roofs and walls. It’s nice to see the government leading by example.”

Read the article and see the FedBizOpportunities details about the project.

Also, check out a book by Patrick LeBlanc, a green wall artist, who’s Athenaeum Hotel in London features a rich 8-story tall green wall (see earlier post).

Image credit: Baumberger Studio / SERA Architects / GSA

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