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Capturing Indigenous Knowledge


Engineering4Change highlights a video series about indigenous knowledge. From their article: Thirteen video interviews in a YouTube playlist and a research paper expound the value of indigenous knowledge, the knowledge gleaned from the world throughout millennia that is not formally enshrined in academia. Ignoring indigenous knowledge can cripple engineering projects, …

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Roads and Electricity? No, Thanks


To hear Ati Quigua tell it, New York City is a place where people who don’t know each other live stacked inside big buildings, gorging on the “foods of violence,” and where no one can any longer feel the Earth’s beating heart. Quigua, an indigenous leader whose village in Colombia …

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Smart Technology is a Solution Looking for a Problem


Technologies like driverless cars and smart heating systems could end up making cities dysfunctional according to Maarten Hajer, chief curator of the International Architecture Biennale Rotterdam 2016. Speaking at an opening event for the biennale, Hajer called for architects and designers to stop treating the advent of smart technologies as …

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Leave the algae alone


While the first generation of biofuels is wreaking havoc on the environment and the food markets, the second generation is set to make things even worse. Since it has become clear that ethanol and biodiesel made from food crops are doing more harm than good, the hope for finding a …

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The Revenge of the Circulating Fan


The steadfast rotating fan has been employed to keep people cool since the eighteenth century, and it remains highly effective, requiring much less energy and providing more comfort than air-conditioning. Cooling people by increasing local airflow is at least ten times more energy efficient than refrigerating the air in a …

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Zero Electricity Air Cooler


  Over 70% of Bangladesh’s population live in corrugated tin huts across the countryside. During the long summer months, temperatures reach up to 45° Celsius, making these huts unbearable to live in. To address the issue, Grey Dhaka teamed up with volunteers from Grameen Intel Social Business Ltd to create …

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