News tagged with electricity demands

Rare earth metals: Another challenge for the green economy?

If you follow the clean energy dialogue, then you may have encountered discussions about the role of rare earth metals at some point in the last year or two. If not, read on, because rare earths should not ...

Technology / Energy & Green Tech

created Apr 03, 2012 | popularity not rated yet | comments 1

80% in Japan 'support nuclear phase-out'

Eighty percent of Japanese want to phase out the country's reliance on nuclear power and eventually eliminate it, a poll said Sunday, a year after Japan was hit by a massive nuclear disaster.

Technology / Energy & Green Tech

created Mar 18, 2012 | popularity 3.3 / 5 (7) | comments 2

UK scientists develop optimum piezoelectric energy harvesters

Scientists working as part of the Metrology for Energy Harvesting Project have developed a new model to deliver the maximum power output for piezoelectric energy harvesters.

Physics / General Physics

created Mar 02, 2012 | popularity 4.4 / 5 (7) | comments 0 | with audio podcast

Liquid battery could charge green energy

Engineering professor Donald Sadoway on Thursday used an old-school chalk board at the prestigious TED gathering to write the formula for a liquid battery that could one day cut the need for new power plants.

Technology / Energy & Green Tech

created Mar 02, 2012 | popularity 4.9 / 5 (11) | comments 27

Researchers to develop new energy storage device based on water

The global energy demand is still increasing. However, today's concepts for power generation aren't able to deliver the amount of electricity, which is needed in the future. Dr. Fabio La Mantia, junior group leader of the ...

Technology / Energy & Green Tech

created Feb 27, 2012 | popularity 5 / 5 (1) | comments 0

Study debunks 6 myths about electricity in the South

Clean energy can help meet growing electricity demand and minimize pollution in the Southern United States, but progress to adopt renewable energy strategies has been hindered by a number of myths, according to a new study ...

Technology / Energy & Green Tech

created Dec 01, 2011 | popularity 3.9 / 5 (13) | comments 18 | with audio podcast

March on, Hydrogen! Mild but very efficient: new catalytic process extracts hydrogen from bioalcohols

(PhysOrg.com) -- Over 80% of the worlds energy demands continue to be met with fossil fuels. The environmental problems associated with this, such as global warming, are well-known. The efficient supply of ...

Chemistry / Materials Science

created Sep 28, 2011 | popularity 3.8 / 5 (8) | comments 0 | with audio podcast

Remote island paradise to be powered by coconuts and sunshine

In the Malay language, the coconut palm is called "pokok seribu guna," meaning "the tree of a thousand uses." Make that one thousand and one. In just over a year's time, the entire chain of the Tokelau islands plans ...

Technology / Energy & Green Tech

created Sep 22, 2011 | popularity 5 / 5 (1) | comments 2

Short rotation energy crops could help meet UK's renewable energy targets

Planting short rotation energy crops on England's unused agricultural land could produce enough biomass to meet renewable energy targets without disrupting the food industry or the environment, according to ...

Technology / Energy & Green Tech

created Apr 01, 2011 | popularity 5 / 5 (2) | comments 0

Wind and solar can reliably supply 25 percent of Oahu's electricity need, new study shows

When combined with on-Oahu wind farms and solar energy, the Interisland Wind project planned to bring 400 megawatts (MW) of wind power from Molokai and Lanai to Oahu could reliably supply more than 25% of ...

Technology / Energy & Green Tech

created Mar 17, 2011 | popularity 5 / 5 (1) | comments 10 | with audio podcast

Berkeley scientists highlight challenges of meeting state energy goals by 2050

California is showing the way for the rest of the nation in terms of reducing greenhouse gas emissions, having set an ambitious goal to reduce these emissions to 80 percent below 1990 levels by the year 2050. ...

Technology / Energy & Green Tech

created Mar 02, 2011 | popularity not rated yet | comments 1

Wind could provide 20 pct of world power by 2030: study

Wind power could meet about a fifth of the world's electricity demand within 20 years, an industry group and environmental watchdog Greenpeace predicted in a new report released on Tuesday.

Technology / Energy & Green Tech

created Oct 12, 2010 | popularity 4.2 / 5 (18) | comments 87

Americans using less energy, more renewables: report

Americans are using less energy overall and making more use of renewable energy resources.

Technology / Energy & Green Tech

created Aug 24, 2010 | popularity 5 / 5 (4) | comments 0 | with audio podcast

Conservationists protest Malaysia coal plant plan

(AP) -- Conservationists criticized a plan Monday to build a coal-fired power plant in an environmentally fragile state on Borneo island, but energy officials said the project will provide a much-needed electricity supply ...

Space & Earth / Environment

created Jul 05, 2010 | popularity 1 / 5 (1) | comments 0

Switching off your lights has a bigger impact than you might think, says new study

(PhysOrg.com) -- Switching off lights, turning the television off at the mains and using cooler washing cycles could have a much bigger impact on reducing carbon dioxide emissions from power stations than ...

Space & Earth / Environment

created Jun 30, 2010 | popularity 3.5 / 5 (16) | comments 5 | with audio podcast