While Europe invests in wind energy, Norwegian hydropower offers the key to stable electricity supplies. The key driver of the development of a northern European offshore power grid is the m... Read more
Harvesting power from the wind and the sun is nothing new. We’ve seen flying wind turbines and solar power plants that aim to provide clean renewable energy. UK-based New Wave Energy h... Read more
A drawback to traditional grid-based lighting is that it’s expensive, requires extensive infrastructure, and is difficult to maintain over time. As we begin to take stock of the amount of en... Read more
Out in the wilds or anywhere off the grid, sophisticated instruments small enough to fit in a shirt pocket will one day scavenge power from sunlight, body heat, or other sources to monitor w... Read more
Called a Strawscraper, this tower is covered in piezoelectric fronds that rustle in the wind, generating power for people inside. It’s just a concept, for now, but a pretty interesting one,... Read more
The soon-to-be-tested SKWID system will be the first one to do both There are already a wide variety of renewable energy systems that harness the power of the wind, along with some that gene... Read more
Could assembled concrete towers be a viable alternative to the steel towers now used for wind turbines? Grant Schmitz, eyes inches from a 6.5-by-12-foot panel of ultra-high performance concr... Read more
The industry must fight the perception that wind energy cannot compete with fossil fuels Coming off one of the most tumultuous years in its recent history, the U.S. wind power industry has e... Read more
“The improvements in energy production ranged from 81 percent to 660 percent, with an average of about 314 percent more energy.” SheerWind, a wind power company from Minnesota, U... Read more
“We believe our new battery may be the best yet designed to regulate the natural fluctuations of these alternative energies.” Researchers from the U.S. Department of Energy’s (DO... Read more
Once the two energies have been combined, they can be stored as compressed air and released according to required quantities. One of Israel’s leading investment firms in renewable energy, Ca... Read more
How about skyscrapers outfitted with rotating window panels? Wind farms may be hitting the big time, but that hasn’t deterred inventors and technologists from tinkering, or even reinve... Read more
By skillfully combining the output of a number of solar, wind and biogas plants the grid can be provided with stable energy 24 hours a day without fear of blackouts Critics of renewables hav... Read more
A wind- ’mill’ with no moving parts? Since Wednesday, 27 March 2013, a model has been on display outside the building of the faculty of Electrical Engineering, Mathematics and Computer Scien... Read more
The maintenance and inspection of wind turbines was never a topic I thought I would end up covering. It is definitely not the sexiest of news items ever to appear on CleanTechnica (though I... Read more