An intriguing spin-off from Google is a geothermal start-up looking to utilise your own backyard to generate heating and cooling for your house.
The company, called Dandelion, currently operating in the USA, has developed a system to take advantage of the lag effect on the temperature of the earth underneath our feet.
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A disused car park hidden under the streets of Paris has become the home of a huge indoor agriculture experiment - an urban permaculture project called "the cave".
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A group of young German students is working on a drone that can help clear landmines quickly, cost-effectively, and with less danger to human life.
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A city above the city: two architects want to turn empty inner city rooftops into a brand new place to live. We talked to Cabin Spacey to find out more.
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In areas where supplies are scarce and infrastructure non-existent, could Field Ready's 3D printed solutions be the future of effective humanitarian aid?
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A Spanish fashion company is using discarded plastic bottles, fishing nets, tyres and even coffee to produce a range of upmarket upcycled clothing.
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For everyone who cares about the environment, but still wants access to the latest technologies, there's Shiftphone, a smartphone that's both fair and coltan-free.
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Solar power systems in buildings usually involve rooftop panels, but a new innovation could help capture solar energy via the walls themselves.
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Food security in the Arctic isn't simple. Access to sufficient variety and nourishment relies as heavily on the weather as anywhere else in the world.
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Working with small farmers around the world, Conflictfood’s fairly-traded hand-picked regional products help strengthen economies and create opportunities for local communities.
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The Bavarian startup Shoemates will ensure a schoolchild in Afghanistan receives a pair of shoes for every pair you buy from them - it's a powerful mix of consumption with philanthropy, and a contentious business model.
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Hovering low over the ground and shooting mangrove seeds into the water, drones may become a common sight in Myanmar by the end of the year. It's part of a reforestation project that aims to restore a natural ecosystem that is beneficial to wildlife, the environment and the local population.
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