News articles tagged with 'wind' (Page 12)
Wind power explored along the coast of California
— 12 Dec 2007 21:26 | EnvironmentIn many ways, wind energy seems an ideal energy source. Fields of mighty turbines spinning in rhythm could harness carbonless power and shuttle it off to homes and industries. But questions…
Wind turbines produce green energy and airflow mysteries
— 11 Dec 2007 20:56 | EnvironmentUsing smoke, laser light, model airplane propellers and a campus wind tunnel, a team led by Johns Hopkins University researchers is trying to solve the airflow mysteries that surround…
Wind power need not be backed up by an equal amount of reserve power
— 4 Dec 2007 02:48 | EnvironmentThe production of wind power varies and is harder to forecast than the fluctuations in electricity demand. Adding large quantities of wind power to power systems is therefore challenging.…
Nocturnal songbirds not singing praises of wind energy
— 11 Nov 2007 11:48 | EnvironmentWind energy is one of the fastest growing sectors of the energy industry, but not without environmental consequences. Nocturnally active birds and bats have become prey to turbines,…
The radio clock of Saturn
— 7 Nov 2007 18:00 | AstronomyThe periodicity in the radio emission of Saturn, generally used as a proxy for its rotation rate, is modulated by the solar wind - a stream of charged particles flowing from the upper…
NASA data may help improve estimates of a hurricane punch
— 2 Nov 2007 06:50 | EnvironmentAs Tropical Storm Noel churns off Florida's east coast, NASA and university scientists have announced they have developed a promising new technique for estimating the intensity of tropical…
Envisat captures California ablaze
— 23 Oct 2007 15:42 | EnvironmentThis Envisat image captures fierce easterly desert winds blowing smoke from wildfires in Southern California. Gale-force winds have fed more than a dozen fires from Santa Barbara to…
NASA satellite images show the rapid growth of fires in California
— 23 Oct 2007 04:00 | EnvironmentPowerful Santa Ana winds have fuelled more than 10 large wildfires throughout Southern California, stretching from Santa Barbara to San Diego. This pair of images, depicting the area…
New discoveries about the interaction between the Sun and the Earth
— 14 Sep 2007 17:24 | PhysicsThe process that opens up the Earth's protective magnetic field to the solar wind is the subject of Lars-Goran Westerberg's research project at Lulea University of Technology in Sweden.…
Climate change signal detected in the Indian Ocean
— 30 May 2007 15:24 | EnvironmentThe signature of climate change over the past 40 years has been identified in temperatures of the Indian Ocean near Australia. From ocean measurements and by analysing climate simulations…