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Waste Management

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The World's First Commercial Rooftop Aquaponics Farm

September 17, 2014 by David Thorpe

Fish with salad anyone?

Aquaponics – aquaculture (fish farming) + hydroponics (growing plants without soil) – could furnish 12% of a person's diet per 3m2 of roofspace, according to a prototype study. It produces both edible fish and vegetables. The fish's waste feeds the plants and the plants clean the water for the fish. Perfect for urban growing.[read more]

Why I Am Farming on Water

September 17, 2014 by Karin Kloosterman
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Farming and Water Savings

I’ve started a small water farm. But unlike my attempted and horridly failed attempts at soil farming, where worms, weeds and beetles have taken over on my small plot and my brain, I’ve seen some impressive progress on water. Hydroponics may be the future of urban farming.[read more]

The UN Climate Summit: What’s in it for Cities?

September 17, 2014 by TheCityFix - produced by EMBARQ

UN Climate Summit and Cities

City leaders have a key role to play at next week’s UN Climate Summit in New York City, which brings together heads of state, mayors, business leaders, and civil society representatives to build momentum towards an international agenda to tackle climate change and build resilience.[read more]

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Cityfood: Encouraging Urban Agriculture and Forestry in Developing Countries

September 16, 2014 by David Thorpe

Support for urban growing programmes

"You can't separate the sustainability of the city from its hinterlands," says Henk de Zeeuw. He works for the RUAF Foundation http://www.ruaf.org/, a global network in the field of (intra- and peri-) Urban Agriculture and City Region Food Strategies, and Cityfood, an initiative to support cities that want to start urban growing and local food programs.[read more]

City Issues are Environmental Issues, and Here's Why

September 15, 2014 by Kaid Benfield
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Urban Environmentalism

Cities need nature. But what is not so well understood is that nature also needs cities. There is simply no way we can protect and maintain a beautiful, thriving, natural and rural landscape outside of cities if we continue to spread highways and suburban sprawl across the countryside.[read more]

Women in Food: Journalist Jane Black Looks for ‘Solutions’

September 13, 2014 by Seedstock Sustainable Agriculture

Food Solutions

 

As writer of the Smarter Food column for the Washington Post, among many other outlets, Jane Black has been a prolific journalist on topics of food, food politics, and sustainable agriculture. She has made it her career to broaden the discussion around the creation of a more sustainable food system.[read more]

Are We Living up to Our Design Promises?

September 13, 2014 by The Dirt ASLA

Design Promise

Though environmental, social, and economic performance goals are often identified during planning and design stages of landscape projects, most lack effective post-construction monitoring and observation to determine if — and how well — project’s design goals are being met.[read more]

How Do Single Stream Recycling Materials Get Separated? [VIDEO]

September 12, 2014 by Jeff McIntire-Strasburg

Recycling Methods

You don’t have to be really old to remember the days when “recycling” meant “separating your paper from your aluminum from your plastic.” When we lived in Las Vegas in the ’90s, our curbside service gave us three different bins for materials.[read more]

Sweden Recycling 99% of its Garbage - Really? [VIDEO]

September 10, 2014 by Jeff McIntire-Strasburg

Sweden and Recycling

For years, I’ve told people that “reduce, reuse, recycle” is more than an alliterative phrase; it’s also a hierarchy for how to deal with waste. Repurposing, upcycling, and recycling are all great practices that we want to encourage… but, first, we should focus on reducing the amount of waste we create.[read more]

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Urban Agriculture – A Next Big Thing for Cities

September 8, 2014 by David Thorpe

Dickson Despommier at the conference.

Dickson Despommier sees the growth of urban and vertical farming as exponential. This is an account of his presentation at the Vertical Farming and Urban Growing conference in Nottingham, today.[read more]

Preparing for a Social Storm with the #Waterworks Thunderclap

September 5, 2014 by Mark LeChevallier

Water Efficiency

As you may have noticed over the last few years, I’m a little passionate about water. Water sustains life. It creates jobs and strengthens our economy. Without clean, reliable water, one-fifth of our US economy would grind to a halt. The legacy of American prosperity is rooted in infrastructure investment.[read more]

Renewable Natural Gas: Turning Waste into Energy [INFOGRAPHIC]

September 1, 2014 by Jeff McIntire-Strasburg

Renewable natural gas.

For those of us on a more human time frame, the methane and other gases emitted from decomposing organic matter work just as well as the stuff you have to frack out of the ground… and, as you can see in the infographic below, create all sorts of opportunities to deal with wastes more efficiently, and to even create a few jobs.[read more]