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IT industry's renewable energy procurement is significant, set to climb

The percentage of renewable electricity purchased by U.S. companies in the information and communication technology (ICT) sector is growing and will likely increase significantly by the start of the...

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Recovering low-temperature waste heat and converting it into electricity

Heat loss is one of the main challenges in power production—whether from conventional or renewable sources. The trouble is that the wasted energy often stems from limitations of the power conversion...

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New technique lowers cost of energy-efficient embedded computer systems

Electrical and computer engineers at North Carolina State University have developed a new technique for creating less-expensive, low-power embedded systems – the computing devices found in everything...

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ORNL-developed building efficiency software now available

A set of automated calibration techniques for tuning residential and commercial building energy efficiency software models to match measured data is now available as an open source code. The Autotune...

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New research sheds light on photosynthesis and creation of solar fuel

Refined by nature over a billion years, photosynthesis has given life to the planet, providing an environment suitable for the smallest, most primitive organism all the way to our own species.

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How to curb emissions? Put a price on carbon

Literally putting a price on carbon pollution and other greenhouse gasses is the best approach for nurturing the rapid growth of renewable energy and reducing emissions.

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Substantial barriers precluding widespread biogas take-up by farmers

Land, labour and capital resource-related requirements, as well as significant regulatory and financial barriers are preventing more farmers from adopting an important renewable energy technology –...

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Apple patent looks at fuel cell system for portable device

A fuel cell battery to last weeks, not days, is the subject of a patent filed by Apple. According to news reports, the patent is about an energy cell powering a portable electronic device. The...

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Omniflow to expand its range of products combining solar and wind energy

If wind and solar energy can help decrease businesses' and households' carbon footprint while reducing energy costs, they also have significant shortcomings. First, solar energy can only be collected...

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Fossil fuels and renewables incur similar future costs

Are renewable energies coupled with energy efficiency too expensive? Regardless of whether the Swiss people choose a future based largely on fossil fuels, nuclear power or a combination of renewable...

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Novel scalable software helps in silico discovery of materials for energy

Software that greatly improves the accuracy and efficiency of calculations of materials' properties from basic quantum principles has been released by scientists at the University of Chicago and the...

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Brazil pledges to cut greenhouse gas emissions

Brazil on Sunday became the first major developing country to pledge an absolute reduction in greenhouse gas emissions for an envisioned global pact against climate change.

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The sun

The sun is the center of the Solar System and the source of all life and energy here on Earth. It accounts for more than 99.86% of the mass of the Solar System and it's gravity dominates all the...

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Smart, hybrid-energy outdoor lighting system with mosquito trapping feature

The smart outdoor lighting system is an innovative idea of combining hybrid wind-solar energy generation, LED lighting and mosquito trap into one compact design. The off-grid features of the system...

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Waste heat likely to boost energy efficient production

Europe has a leading position in technologies for clean manufacturing, but significant efforts are needed to lower investment costs and encourage factory managers to adopt energy-efficient innovations.

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Invisibility cloak might enhance efficiency of solar cells

Success of the energy turnaround will depend decisively on the extended use of renewable energy sources. However, their efficiency partly is much smaller than that of conventional energy sources. The...

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Global climate agreements could be counterproductive

International climate agreements like the Kyoto Protocol may discourage much-needed investment in renewable energy sources, and hence be counterprodutive, according to new research.

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Wind turbines may reduce breeding success of white-tailed eagles

While renewable energy sources such as wind power will play an increasingly important role in climate change mitigation, new research reveals that the breeding success of species such as the...

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An innovative response to the challenge of storing renewable energy

A system for managing and storing energy, developed by EPFL's Distributed Electrical Systems Laboratory, has been inaugurated on the school's campus. The system, which received extensive co-financing...

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New laboratory to ensure electric vehicles and smart grids can work on both...

Following the Transatlantic Economic Council's decision to promote electric vehicles and smart grid interoperability, on 29 October the European Commission inaugurated a dedicated state-of-the-art...

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