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Ecofarm, An At-Home Mini Ecosystem With a Built-In Aquarium That Grows Herbs Using Fish Waste

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Ecofarm is an aquaponic miniature herb garden that uses fish waste generated in a small aquarium to grow plants. Contaminated water and fish fecal matter are pumped up into the plant bed, fertilizing the plants, which, in turn, clean the water. The project is currently seeking funding on Kickstarter.

Audi Has Invented “Blue Crude,” An Alternative Fuel Made of Water, Air and Renewable Energy

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Audi introduces “Blue Crude,” an alternative fuel made of water and carbon dioxide. Produced as a clean, sustainable, and environmentally friendly alternative to gas, the new “blue crude” fuel begins by taking electricity from renewable energy sources, such as wind, solar, and hydropower, and using it to produce hydrogen from water via reversible electrolysis. The … Read more