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New Chicago Compost Ordinance Eases Restrictions for Urban Farmers and Gardeners

The new regulation will allow community gardens in Chicago to compost various types of organic waste, including food scraps such as vegetables and eggshells. Previously, only landscape waste was permitted for compost, such as grass and shrubbery clippings.[read more]

State of Emergency for Housing and Homelessness in Portland and City Club Affordable Housing Forum

October 6, 2015 by Taz Loomans

Portland Mayor Charlie Hales has declared a state of emergency for housing and homelessness in the city. With a vacancy rate of 2.5-3.2%, less than half of that in a healthy housing market, and a 30% increase in rents in that last 5 years, it certainly feels like a state of emergency to everyone from the homeless to the working poor to artists and even to middle class professionals.[read more]


Siemens Launches City Performance Tool in the U.S. to Aid Sustainability Efforts

October 5, 2015 by Mary Ellen Egan

Siemens leads on climate change by committing to make its global operations carbon neutral by 2030.[read more]

Integrated Building Management: Tangible Benefits in Efficiency, Comfort, Safety and Security

September 15, 2015 by Dijana Hoffmann

More than ever, commercial buildings are multi-purpose in use and therefore present building operators with increasingly complex challenges. At the same time, scarcer resources and growing costs demand more efficient operation of properties.[read more]

Mumbai Streets Display Equality on Sundays

October 5, 2015 by Walk21 Vienna

Every day, Mumbai residents are being squeezed out of spaces to walk or cycle by the sheer pressure of cars. Equal Streets is a citizens’ movement that seeks to highlight the fundamental imbalance in Mumbai’s transport planning priorities.[read more]

Smog One Day, Blue Skies the Next: Beijing Gets a Breath of Fresh Air

For the first time in a long time, the color of Beijing’s sky was a perfect azure blue.[read more]

President Obama's Clean Power Plan and PEER

President Obama and the EPA recently announced the final version of the Clean Power Plan, the centerpiece of the Obama administration’s plan to alter the dangerous impact human activity has had relative to climate change. It’s a historic beginning.[read more]

How Infill Development Can Help Stop Urban Sprawl

Managing Mexico´s urban growth has been a challenge for decades. In the 1970s, Mexico transitioned from rural to urban and its cities expanded rapidly with little control and oversight. This uninhibited growth was a direct consequence of the institutional framework around urban and territorial planning, housing policy, and a lack of leadership in place at the time. As a result, in the last 30 years although population doubled, the area of developed land grew seven-fold.[read more]

Why is Cebras por la Vida Important for Bogotá?

October 1, 2015 by Walk21 Vienna

Designing and building a city thought the eyes of pedestrians’ needs brings dignity and quality to urban life. Cebras por la Vida is an effort to bring back the fun and the seriousness to the process of reclaiming our city[read more]

Each Street Redevelopment Is a Chance for the City

September 30, 2015 by Walk21 Vienna

Often cities trust in engineers’ or architects’ knowledge to design the public realm. But is it possible to do a good job without walking and experiencing the street?[read more]

Mending Library Repairs Clothes and Connects People on SF's Skid Row

September 30, 2015 by Shareable .

Travel guides generally warn tourists to steer clear of the Tenderloin District, San Francisco's version of skid row. For 14 years, however, Michael Swaine mended clothes for people in the heart of the district. Once a month, he set up his cart, with its antique treadle sewing machine, and got to work repairing pants, tops, jackets, bags, or whatever else a needle and thread could save.[read more]

Brooklyn Aquaponics Pioneer Talks Tilapia

September 30, 2015 by Seedstock Sustainable Agriculture

The rooftop venture VertiCulture Farms, established in 2012, is an indoor aquaponic farm that offers fresh produce and fish to the surrounding area through several sales channels. The founders hope their rooftop farm model will illustrate the potential of aquaponics in cities.[read more]


Let's Use Solar Energy to Power Air-Conditioning, Save Billions and Cut Emissions

September 29, 2015 by David Thorpe

Let solar power cool you off – no sweat!

According to the NREL, "air conditioning currently consumes about 15% of the electricity generated in the United States. It is also a major contributor to peak electrical demand on hot summer days, which can lead to escalating power costs, brownouts, and rolling blackouts".[read more]

Energy Use in Buildings: What’s Culture Got to Do with It?

September 29, 2015 by TheCityFix - produced by WRICities

When the March 11, 2011 earthquake in Japan caused a series of energy shortages throughout the country, the national government recommended that office buildings cut back on air conditioning during the summer months in order to reduce power usage. Through a campaign called “Super Cool Biz,” the government encouraged office workers to adjust to this change by wearing cooler outfits, like short sleeve shirts.[read more]