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With a burgeoning global population that has ever-growing needs for both food and housing, many architects are looking up for sustainable solutions that will prevent further sprawl and provide fresh food to urban residents. Vertical farms and skyscrapers that incorporate various functions like housing, recreation, work and tourism are like miniature self-sufficient cities, complete with transit and on-site energy production, minimizing the building's carbon footprint and that of its residents.
La Tour Vivante is a vertical farm skyscraper with a light-shading skin that wraps around the structure and admits sunlight to targeted locations for both functional and aesthetic purposes. Designed by French architecture firm Atelier SOA, the skyscraper's sustainable features include wind power, reclaimed rainwater, biogas production and on-site food production.
The architects explain, "The separation between city and countryside, urban planning and natural areas, places of living, consumption and production is increasingly problematic for sustainable land management. The concept of Tour Vivante aims to combine agricultural production, housing and activities in a single system."
Designed by Gordon Graff when he was a Masters of Architecture student at Waterloo University, the Toronto Sky Farm concept seeks to provide enough food for 35,000 citizens per year. Though that may not be nearly enough to feed all the residents of downtown Toronto, it's a start. Sky Farm would stand 59 stories tall with half its power produced by methane from plant waste. The hydroponic farming system would be fed with fresh water from Lake Ontario.
When WOW Architects set out to design the 'House of Peace' hotel in Tanzania, they found inspiration for its sculpted shape in the geological processes that shape rock formations in nature. With gentle slopes and greenery peeking out between floors, the concrete hotel is an interpretation of the way plate tectonics create hills, which are then molded by weather and stratified by sediments. Even the texture of the walls is drawn from that of fossils often found in such hills.
Though it's unlikely to ever be built, the Almeisan Tower concept is nevertheless a fascinating peek at the ways in which we may be able to provide food for ourselves in the future. Created by architect Robert Ferry for a competition to design a tall emblem structure for Za'abeel Park in Dubai, Almeisan Tower would use solar cells and large mirrors to generate its own power as well as the power required to run the rest of the park.
Though it was Pritzker Architecture Prize Laureate, Jean Nouvel, who was actually selected to design the expansion of New York City's Museum of Modern Art, another architect almost stole his thunder. Axis Mundi submitted an alternative design idea for the tower, with a stacked design that features vegetated walls and gigantic reproductions of iconic pop art. Firm founder John Beckmann said of the concept, "Instead of disguising the rich potential of towers that have a mix of uses, we looked for a way to express that diversity." The resulting mixed-use mishmash certainly stands at a stark contrast to Nouvel's sleek, contemporary winning design.
Charlotte, North Carolina firm LITTLE designed the Entangled Bank concept, a holistic design that "combines heavy duty technological prowess with artistic integration of systems", as a juror of the Re:Vision Dallas competition described it. The concept connects various elements of community like housing, recreation, work and tourism in a sustainable shell that includes a living wall, wind turbines and an onsite biogas plant.
While the Entangled Bank concept turned heads and made it to the top 3 in the Re:Vision Dallas competition, it was the XERO Project that took first place. The David Barker + Partners/Fletcher Studio design is based around the question, "What if one block in Texas became the sustainable model for the world?" The design envisions a high-density, zero-energy, agriculturally oriented pair of buildings that include public orchards, community gardens, food stalls, restaurants, retail space and housing. The design also imagines connecting the building to greater Dallas with intersecting greenways.
How green can a skyscraper get? Architectenbureau Paul de Ruiter decided to find out with a design commissioned by the Government Buildings Agency of the Netherlands for a mixed-use building in Amsterdam. De Ruiter aimed to achieve the highest score possible on a range of environmental objectives to help the government determine a future standard for sustainability in architecture. The design consists of a glass envelope that accommodates a variety of 'green houses' – atria, CO2 greenhouses and hybrid greenhouses – in addition to offices, homes, a school and retail facilities.
Swedish-American company Plantagon has come up with an unusual twist on the vertical farm concept: a geodesic greenhouse containing a spiral ramp upon which fresh crops can be grown in urban environments. Plantagon says the farm "will dramatically change the way we produce organic and functional food. It allows us to produce ecological [resources] with clean air and water inside urban environments, even major cities, cutting costs and environmental damage by eliminating transportation and deliver directly to consumers. This is due to the efficiency and productivity of the Plantagon® greenhouse which makes it economically possible to finance each greenhouse from its own sales."
Not only do we need vertical buildings that bring many functions into one building, preventing the destruction of what little green space we have left, but we also need structures that can meet our needs as they evolve. The stackable 'Vertical Park' concept by Jorge Hernandez de la Garza is a modular skyscraper designed for Mexico City, where space is definitely at a premium. Each module provides spaces for living, working, urban farming, water reclamation and solar energy collection.
Architecture professors Eric Ellingsen and Dickson Despommier have dreamed up yet another way in which agriculture can be incorporated into urban environments in the future. The Pyramid Farm offers a self-sustaining ecosystem that are capable of producing a wide variety of food – including fish and poultry – while also minimizing waste as much as possible. It would even have processes in place to transform waste into energy sources that could run the farm.
Few urban farm concepts are quite as visually stunning as Vincent Callebaut's Dragonfly, a tall wing-like structure designed around the Southern bank of Roosevelt Island in New York City. This entirely self-sufficient concept features two oblong towers and 128 floors filled with housing, offices, laboratories and farms that would be tended by the building's occupants. The greenhouse, which defines the space of the design, supports the load and is buttressed by two inhabited rings covered in solar panels.
Romses Architects envisioned the 'Harvest Green Tower' for Vancouver, winning a competition held by the city of vancouver 'the 2030 challenge' to find new methods of green building that can help address climate change issues. The Harvest Green Tower produces food – including boutique goat and sheep dairy – and generates its own energy through wind and solar power. Incorporated within the tower are also residences, transit, offices, retail space and research facilities.
The Aberrant Agriculture concept by Masters of Architecture student Scott Johnson not only combines vertical farming, residential, hotel and retail functions in one sustainable skyscraper, it also processes and sells the food that is produced within. The agricultural core of the building grows 12 'power foods' including berries, garlic and beans and whatever the building's residents couldn't eat would be sold to the public.
All of these ideas for the sustainable skyscrapers of the future are great, but what about all the waste that would be generated by tearing old buildings down, and wasting new resources to rebuild? That's where this concept by Daekwon Park comes in. It's a modular system designed to act as add-ons for existing buildings, adding space for outdoor recreation, vertical gardening and wind power generation as well as other functions as needed.
So you thought the ancient and modern wonders created by mankind and creative contemporary architecture were something? From underground ant colonies that extend farther than the Great Wall of China to termite mounds that tower at nearly twice the relative height of the Burj Dubai (tallest skyscraper in the world), and from the largest multi-species spider web ever discovered to the longest beaver dam on the planet, here are seven of the most awe-inspiring animal architects and architectonic structures of the animal kingdom.
Termites are amazing creatures by almost any metric. Their queens are 30 times the size of normal soldiers and workers and produce about 30 eggs per minute to keep the colony alive. Relative to their size, termites build the biggest structures of the animal kingdom – .4 inch creatures constructing towers weighing hundreds of tons and up to 25 feet in height and 40 feet in diameter (the human equivalent of 4,600 feet tall). And that is just 40 feet above the ground - termites can also burrow as far as 225 feet underground.
The so-called social (or sociable) weaver bird is one of the friendliest flyers in the sky. They combine forces and take over entire trees to make what can only be considered something like an awesome animal 'apartment' structure. Instead of building independent nests, up to 300 pairs of birds come together to build giant mega-nests up to 25 feet wide, 5 feet high and with an individual room for every couple. As with a huge condo complex, there are multiple 'basement' entrances that lead up through clusters of chambers.
The naked mole rat goes by many names, including the potentially misleading "sand puppy" which might imply that these voracious diggers are cute and friendly fellows. They are uniquely eusocial amongst mammals, meaning they are hive-like and massively organized creatures like ants, bees, wasps and termites only much much larger and scarier looking. To add to their eeriness, they are essentially cold-blooded and feel absolutely no pain. Up to 100 of these strange creatures live together in a single underground habitat, which they dig with disproportionately gigantic sets of teeth that are placed in front of (rather than behind) their lips so they don't swallow dirt. Naked mole rats can live for up to 28 years and colonies feed on tubers (engorged plant parts) that weigh up to 1000 times as much as an individual mole rat does.
The largest ant colony discovered to date stretches over 4000 miles across Europe – this super-colony is suspected to have billions of ants. Everyone knows that ants are incredible builders that can carry many times their own weight but few have gotten to see inside their spectacular subterranean structures. The particular colony shown above is 500 square feet in size, penetrates 25 feet into the ground and required the displacement of 40 tons of dirt to be created. As it was dug up, transit tunnels and ventilation inflow and outflow shafts were revealed as well as fungus gardens and trash pits.
Unlike most of the intriguing animals and animal architecture in this list the caddisfly and its buildings are not massive communally-constructed mega-structures. On the contrary, the caddisfly makes relatively minute architecture but does so with remarkable versatility and (perhaps a stretch) artistic license. Using whatever materials are available – from sand and shells to twigs and trash – the larval form of these so-called "underwater architects" build themselves mobile "shells" to protect them and provide natural camouflage (made from local materials) as they develop. Eventually, they grow mandibles and swim to the surface where they discard their unique architectural creations, flex their wings and fly away.
The longest recorded beaver dam in the world spans 2800 feet and has existed for over a decade. From the aerial images it is clear that at least two beaver families have worked in tandem in the construction of the record-setting structure. The nature of the wetland is such that long dams are needed to trap broad stretches of low-flowing water. Other dams in the area have been sized at up to 1500+ feet but at nearly 3000 feet this two-family dam is a one-of-a-kind discovery.
Thousands of spiders from twelve species worked together to construct this amazing web that spans over 600 feet. This is highly unusual behavior for spiders that normally fight over territory and prey, preferring to eat their enemies and build independent, solitary circular webs. However, record rainfalls provided such an abundance of edible insects that (scientists speculate) the spiders chose cooperation over conflict in this extraordinary case of evolutionary adaptation. Even more exceptional: the spiders did not just build it in the first place but have actually rebuilt the web three times after wind and rain has destroyed it.
