Eye in the Sky Reduces Nitrogen Use for Precision Farming
Concept: Run satellite data through proprietary models to pinpoint needs for nitrogen fertilizers. Swedish firm Vultus is introducing a service for farmers to help them [...]
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Researchers Float An Approach for Low-Cost, Sustainable Hydrogen
For carbon-free transportation, battery EVs are racing ahead while hydrogen-fueled vehicles are stuck in first gear. One key reason: most commercial hydrogen is produced from [...]
Cleantech’s Little-Known Multi-Billion-Dollar Market: Oil & Gas Production
Concept: The oil & gas industry isn’t going away any time soon, so let’s consider it a global opportunity for clean tech innovation. To secure a sustainable future, [...]
An EV for the City: Swappable Batteries Expand Range of Possibilities
The concept: plug a modular battery system into a light car, then network it all to give urban fleets non-stop range and opportunity. Not all EV start-ups start out building [...]
First Commercial Solar-Wind Hybrid Project In U.S. Aims To Boost Net Capacity
The Concept: combine the peak power profile of solar and wind energy to increase net system capacity up to 4%. You got chocolate in my peanut butter! Two great ways to [...]
Wave Energy Prize Winner Floats Above a Broad Sea of Contenders
No one knows the most efficient way to capture energy from the constant motion of the ocean. But a recent U.S. Department of Energy (DoE) competition has surfaced some likely [...]
At 30.2% Efficiency, Surpassing the Theoretical Limits of Silicon Solar
“We are working on methods to surpass the theoretical limits of silicon solar cells,” says Dr. Frank Dimroth, department head at Fraunhofer Institute for Solar Energy [...]
Efficient, Scalable Technology Converts CO2 Into Ethanol
It sounds too good to be true: capture carbon dioxide from the air and convert it into fuel. Yet researchers at the U.S. Department of Energy’s Oak Ridge National [...]
Tandem Perovskite Solar Modules Hit 17.8% Efficiency, and Aim for 25%
New research points the way towards perovskite solar modules that are highly efficient to manufacture, and approaching the efficiency of crystalline silicon photovoltaics. [...]
Siemens Solution for Excess Wind Energy: Bury It
Siemens has an answer to the problem of excess wind energy: bury it. The Future Energy Solution (FES) research project converts excess wind energy to heat in rock fill, [...]
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