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Tesla’s latest smart power grid experiment begins in Canada

Posted on Tuesday, February 20th, 2018

Tesla’s experiments with smart power grids are headed further North. Canada’s Nova Scotia Power recently finished setting up a pilot project that will use a combination of Tesla’s Powerwall 2 home batteries and utility-grade Powerpack batteries to create a more reliable wind power system. The Elmsdale-based Intelligent Feeder Project fills gaps in the electrical grid by topping up …

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All-female high school team invents solar-powered tent for homeless

Posted on Tuesday, February 20th, 2018

As Daniela Orozco picks off excess plastic bordering a 3D-printed box, she recalls how many homeless people she saw on her way to school when she was a high school freshman. Just one. Four years later, the number has multiplied. People live on a main thoroughfare near the school, at …

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New paper batteries can be discarded with zero ecological impact

Posted on Tuesday, February 20th, 2018

Where others might look at substances like urine, blood and sweat and cringe, Juan Pablo Esquivel sees untapped sources of energy. Not for powering large engines but rather to produce small amounts of electricity that could play a vital role in the burgeoning telemedicine market. Today Esquivel, a 35-year-old electronics engineer, is …

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Farming crops with rocks could reduce carbon dioxide

Posted on Tuesday, February 20th, 2018

A new study has found that farming crops with crushed rocks could help to improve global food security and capture carbon dioxide from the atmosphere. The pioneering research by scientists at the University of Illinois, together with U.S. and international colleagues, suggests that adding fast-reacting silicate rocks to croplands could …

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Innovative institute is making new recyclable resin for wind turbines

Posted on Friday, February 16th, 2018

A consortium comprising of industry, government, and academic institutions is developing a new resin to be used for wind turbines. The resin that is currently used for the fibreglass on wind turbines requires a lot of energy usage to create it, and is not recyclable. The Institute for Advanced Composite …

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A Mexican Village Where Aztec-Era Agriculture Remains

Posted on Friday, February 16th, 2018

As twilight hits the southern edge of Mexico City, campesinos (peasant farmers) glide through narrow canals between pastures as they make their way over the water to deliver crates of produce. It’s January, the middle of the dry season, and through the slopes of the surrounding hills and volcanoes, desiccated lettuce and spinach fill …

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China’s Really Big Air Purifier Actually Seems To Work!

Posted on Thursday, February 15th, 2018

The world’s biggest air purifier has been constructed in the city of Xian in Shaanxi province, which is located in the northern part of the country. Standing 100 meters high, the tower uses heat from the sun to create an upward flow of air which passes through multiple filters inside. Cao …

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Shark skin could carry the secrets to more efficient airplanes and wind turbines

Posted on Thursday, February 15th, 2018

Researchers have long looked to the shark for inspiration for improvements in fluid dynamics. The animals have been roaming the seas for 400 million years and have their very efficient movements to show for it. In previous studies, scientists have looked to shark skin for ways to reduce drag in …

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Inyenyeri – “Tea Time”

Posted on Thursday, February 15th, 2018

A curious demonstration highlighting the many benefits of the Inyenyeri stove and fuel system in Rwanda.

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Phytoremediation

Posted on Thursday, February 15th, 2018

Phytoremediation is a form of bioremediation and applies to all chemical or physical processes that involve plants for degrading or immobilizing contaminants in soil and groundwater. The word (which does not roll off the tongue) actually makes sense. It comes from the Greek word phyto meaning “plant” and the Latin word remedium meaning “restoring balance.” When …

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