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6.29.2010

Green Buildings and Our Future Part 4

Buildings that generate 10x more power than they need. Wind Turbines, Solar and the Natural Flow of Air will make this buildings Foot Print Ecologically Sound.

The Future of Green Architecture: A Live-In Power Plant

This concept skyscraper could generate enough energy to power 4,000 homes
By Suzanne LeBarre Posted 06.03.2010 

Dubai's 10MW Tower Courtesy Robert Ferry/Studied Impact Design
At first glance, the plans for the 10MW Tower have all the trappings of pre-crash Dubai: the improbable height, the flashy facade, the swagger of a newbie in a crowded skyline. On closer inspection, however, it's an eco-machine. The A-shaped, 1,969-foot concept skyscraper is designed to turn out as much as 10 times the energy it needs, enough to power up to 4,000 nearby homes.
Reflective: The facade directs light to a power-producing salt-cooker.  Courtesy Robert Ferry/Studied Impact Design

Three separate systems make it work. First, a five-megawatt wind turbine in the hollow of the "A" generates energy in the powerful and unpredictable desert gusts. Second, mirrors dot the slanted, south-facing facade, beaming light to a molten-salt-filled collector that hangs off the building like an ultra-tall street lamp. Cooked to 932ºF, the liquefied salt transfers heat to a convection loop that runs a three-megawatt steam turbine. Finally, a two-megawatt solar updraft tower produces additional energy in clear weather. Sunlight warms air in a two-foot-wide gap that runs the length of the southern face. The airflow from rising heat powers an internal wind turbine.

If it were built (at an estimated cost of $400 million), 10MW could pay off its energy debt in 20 years. Extra juice feeds the municipal grid, and other sources in the area would adjust for the tower's output. The building could house offices or residences or both, says designer Robert Ferry, 35, who helms the Dubai architecture firm Studied Impact with his wife, Elizabeth Monoian. The pair became interested in energy-generating skyscrapers on moving to the United Arab Emirates, where there are superstructures in spades but few that are any greener than their brochures. With the 10MW Tower, they hope to someday create a power plant you can live in. It may sound fantastic, but, Ferry says, "it's only a matter of time before something like this is built."
Revolutionary: A five-megawatt turbine contributes to the building's annual output of 20,000 megawatt-hours.  Courtesy Robert Ferry/Studied Impact Design
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Green Buildings and Our Future Part 3

A rising Sea Level will make the following article a clue to where we will live in our Near Future.

The Future of Green Architecture: A Floating Museum

Future of the Environment
By Suzanne LeBarre Posted 06.21.2010 at 11:56 am 15 Comments

Physalia A museum, nightclub and filtration system, Physalia uses its hull and rooftop plants to scrub away pollution. Courtesy Vincent Callebaut Architecture

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Physalia is half-boat, half-building, and all green. This mammoth aluminum concept by Belgian architect Vincent Callebaut is meant to travel Europe's rivers, making filthy water drinkable. At the same time, the ship generates more energy than it uses.

A coat of titanium dioxide paint brushed onto the silvery shell will neutralize pollution by absorbing ultraviolet rays, enabling a chemical reaction that decomposes organic and inorganic toxins. (It's the same technology used in certain high-tech concrete that breaks down airborne particulates.) As the vessel whips along, purifying waterways, it can draw on both solar and hydro power. Turbines under the hull transform water movement into electricity, and rooftop photovoltaic cells harness energy from the sun. The roof doubles as a nursery, whose carefully selected plants help filter river gunk, whether from the Thames, Rhine or Euphrates.




But Physalia isn't just designed to be a working ship. The vessel will also be a floating museum of sorts. Scientists who study aquatic ecosystems can hole up in the dedicated "Earth garden" lab, and tourists can visit temporary exhibits in a "water garden" or settle into a submerged lounge that could easily pass for a London nightclub. Callebaut, 33, dreamed up the idea after last year's United Nations Climate Change Conference in Copenhagen shone a long-overdue spotlight on global water issues. He has some lofty terms for his project: It's a "nomadic hydrodynamic laboratory," a "fragment of living earth," and a "floating agora" on a "geopolitical scale." Others might just call it a cool idea.



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Click here to email Scotty to schedule a Free Green Site Evaluation



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Green Buildings and Our Future Part 2

The following Article Points out the ways we can save and utilize water more efficiently in our Homes. I think back to my college Drafting Classes and the Instructor's thoughts on water use in the Home. What I once thought was far-fetched ramblings of an Old Foggey and his ideas of recycling water- for use in the Home. I do now believe will become a reality as Science & Green Building Technologies Improve.

The Green Dream: Going Gray, Saving Blue

Green Dream
A graywater system uses shower and sink runoff to flush the toilets. Plus: four more ways to save water at home
By John B. Carnett Posted 06.24.2010

Green Dream: The Specs House: 3,500-square-foot, four-bedroom contemporary Location: Greenwich, N.Y. Project: Install graywater recycling Cost: About $2,600 ($1,400 for the system; $1,200 for plumbing) Time to install: 2 hours Eco-advantage: Uses household runoff for toilets, saving water and work for the septic system Peter Bollinger

Just because residential water is cheap and plentiful here in upstate New York is no reason to waste it, and the average household does plenty of wasting: A single flush consumes three to seven gallons of water. Inefficient toilets and long showers are two of the biggest water wasters, together accounting for more than 40 percent of the 350 gallons of water used daily in a typical American home. But my eco-home is anything but typical—its graywater recycling system can save at least 110 gallons a day.

Graywater refers to the runoff from sinks, showers and washing machines (as opposed to blackwater, which contains solid waste). With some basic plumbing and a storage tank, it's easy to recycle that water to flush my house's four toilets. By using the water twice, I'll also save wear on my septic system.

The setup is pretty straightforward. Water from the bathroom sinks and showers goes through a chlorination filter and into a holding tank, where it can be pumped to the toilets. (I'm skipping the washing machine and kitchen sinks, since they require additional filtering and I'll recycle plenty of water from the bathrooms alone.) It's not difficult to DIY, but the central challenge is monitoring and controlling the level of chlorine in the storage tank. Too little, and you'll get bacteria in the tank. Too much, and it will kill the bacteria your septic system needs. So I'm using a new setup from a company called Blue Eco Systems that funnels water through a chlorinator to carefully control how much chlorine goes in. Carbon filters on the overflow and bypass lines prevent chlorine from getting back into the septic tank and the toilets, lest my bathroom smell like a swimming pool.

The system uses a pair of 25-gallon tanks—enough for my family of four—but I can easily expand it with more tanks if we have more kids or the in-laws move in.

How It Works: Green Dream: Peter Bollinger

How the Green Dream's Plumbing Works

Fresh water in: If there's not enough graywater in the tanks for a flush, the system pulls in regular street water.

Graywater in: Water coming from bathroom sinks and showers

Graywater to Toilets

Carbon filters: Remove the chlorine from the water before it reaches your toilet or septic system so it doesn't kill the bacteria the septic system needs

Chlorinator: Cleans the graywater to prevent bacterial growth in the tank

Vent

Overflow: Carries extra water out to the septic system so the tank doesn't overflow

Pump: Sends the water from the tank up to the toilet tanks

Flow sensor:If the system detects no water flow in 22 hours, it dumps the contents of the tank so it doesn't sit long enough for any remaining bacteria to grow.

Four More Ways to Save Water at Home

Sprinkler Shutoff A broken sprinkler can waste 100 gallons in 10 minutes when the irrigation system kicks on in the early-morning hours. This automatic shutoff valve prevents waste by holding water in the irrigation tubes if the sprinkler head is broken, saving about 65 percent more water than a system without one. From $4; dry-planet.com

Greener Grass Most grasses in America are indigenous to Europe, so they need more water and maintenance. The University of Nebraska is developing a new type of buffalo grass, native to the U.S., that will require between 40 and 75 percent less water than foreign species like blue grass or fescue. It will be available next January. From 50 cents per sod plug; toddvalleyfarms.com

Low-Flow faucet Install Niagara Conservation's simple aerator in your bathroom, and choose among three flow rates—0.5, 1.0 or 1.5 gallons per minute—depending on your task. All three settings use less water than the standard 2.2-gpm fixture, and the lower two even best the EPA's 1.5-gpm high-efficiency faucets. $11.50; niagaraconservation.com

John B. Carnett, PopSci's staff photographer, is using the latest green technology to build his dream home. Visit popsci.com/greendream for John's blog.

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Scotts Contracting offers Green Building Services for the St Louis Metro Area

Click here to email Scotty to schedule a Free Green Site Evaluation

-- Scott's Contracting scottscontracting@gmail.com http://www.stlouisrenewableenergy.blogspot.com http://www.stlouisrenewableenergy.com scotty@stlouisrenewableenergy.com

Green Building’s and Our Future -Part 1

Sky's the Limit in the Latest Green Building Ideas as the following Article points out. A glimpse of our Future Cities, Travel and Commute for year: 2160.

Environmental Visionaries: The Urban Remodeler

Future of the Environment
It would be easy to dismiss Mitchell Joachim's fantastical vision for ecological supercities, with their flocks of jetpacks and mass-transit blimps that look like flying monster jellyfish, as science fiction—if he wasn't actually building them. By John Bradley Posted 06.23.2010

Mitchell Joachim's Eco-City Nick Kaloterakis

Architect Mitchell Joachim points out, frequently and without prompting, that his futuristic proposals are always based on existing technologies. No wonder he feels the need to say it. Consider some of his ideas: jetpacks tethered together in swarms, houses grown from living trees, low-altitude blimps prowling New York City with chairs hanging below them for pedestrians to hop on and off (24/7 ski lifts on Broadway!), and WALL-E-like machines that erect buildings and bridges from recycled waste.

For Joachim, a 39-year-old professor of architecture at New York University, with graduate degrees from MIT, Harvard and Columbia, these concepts aren't Hollywood fluff but designs that could come to life today. Take his concept for waste-building machines, which he calls Rapid Re(f)use. Instead of the cubes of cardboard, plastic or steel that current recycling balers produce, Joachim's robots would grind and compress waste into I-beams, cruciform columns or even furniture components. The structures would be pressed or melted into shape or wrapped with metal bands, which is what recycling plants do now. All that would change is the shape—like switching the mold on a Play-Doh press, but on an industrial scale. "We could do it yesterday," Joachim insists.

His vision falls under the banner of Terreform ONE, a nonprofit design collective that Joachim co-founded to explore sustainable, fully integrated urban planning. If the same people who design the roads also design the cars, he says, and the same people who create the suburbs also plan for ways to feed and transport residents, our cities will become healthier, friendlier and more sustainable.

The group imagines how future cities might best serve their citizens on a large scale and then experiments with the small-scale materials and designs that it would take to make it happen. To this end, Terreform ONE hosts TerreFarm, an annual summer gathering of architects and scientists who develop new urban farming techniques. For several weeks this summer, TerreFarm will convert a Brooklyn rooftop into a testbed for modular growing methods, designs for maximizing available sunlight, and ultra-lightweight soil mixes essential for rooftop gardens. They will also build full wall sections of Joachim's Fab Tree Hab, his proposal to create "living" homes by grafting trees together around scaffolds and growing them on-site.

Joachim's other plans tend to focus on mobility, since transportation both shapes and is shaped by urban design. In his vision, individual cars would be replaced by car-share systems that function like luggage carts at an airport. Pay, step into a smart car that communicates with the city grid, drive to your destination, and leave the car there. The cars would have soft, springy exteriors, inflatable protective bladders and transparent foil, which would enable them to bump together as they traveled in flocks. "The idea of sharp metal boxes is just done," Joachim says. "We design cars with the principle that no one would ever die in a car accident again."

Joachim's blimps would move like trolley cars. Their routes would be set by funicular cables, and they would float slowly enough that pedestrians would be able to hop on and off hanging chairs dangling above the ground. Unlike a trolley car, though, the blimps would also be able to cross rivers, gorges and other geographic features without bridges.

His jetpack designs are not the retro-futuristic rocket belts of the 1960s but more like the lightweight ducted-fan jetpacks scheduled to go on sale later this year from Martin Aircraft Company. For efficient commuting, Joachim's jetpacks—soft and flexible like his cars—would be towed in flocks by a plane or blimp. "Bump and glide," as Joachim describes it. From there, individuals could break off, power up, and fly safely to their homes or offices—like subways in the sky. "It's hard to find people who don't want to be moving around in jetpacks in 20 years," he says. "As an architect, then, I'm responsible for thinking about what the implication of the jetpack is on the future city."

Joachim's willingness to forgo lucrative commercial projects in favor of running a nonprofit dedicated to the reimagining of a future he won't even be around for is, say his colleagues, exactly what makes him so vital. Traditionally, "cities are built incrementally by real-estate interests," says Richard Sommer, the dean of architecture at the University of Toronto. "What's important about Mitchell's work is that he [takes] a visionary approach."

The vision part involves looking 150 years down the road and planning for how cities will have to operate within the environment if civilization is to endure. Even if the technologies exist today, Joachim says, no one can change the city tomorrow. "Once we heard about cellphones, it was about seven years before we started dropping the landline," he says. "It took about 15 years before you could buy a hybrid car on every lot. It takes around 40 years to produce a large shift in the way buildings are constructed. Entire cities? It's 100, 150 years."

In the meantime, Joachim is busy producing the stuff that will get us there, whether it's growing living walls, planting organic lettuce on urban rooftops, or making sure that when your grandkids are ready for their first jetpacks, their cities will be too.

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Scotts Contracting offers Green Building Services for the St Louis Metro Area

Click here to email Scotty to schedule a Free Green Site Evaluation

-- Scott's Contracting scottscontracting@gmail.com http://www.stlouisrenewableenergy.blogspot.com http://www.stlouisrenewableenergy.com scotty@stlouisrenewableenergy.com

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