News tagged with energy demand

Related topics: energy , greenhouse gas emissions

Extracting fuels and chemicals from plant life

Concerns over increasing global energy demand and the environmental impacts of fossil fuels are motivating the world’s researchers to try to develop alternative, renewable sources of energy.

Chemistry / Materials Science

created May 21, 2012 | popularity not rated yet | comments 0

Using nanophotonics to reshape on-chip computer data transmission

A team at Stanford's School of Engineering has demonstrated an ultrafast nanoscale light emitting diode (LED) that is orders of magnitude lower in power consumption than today's laser-based systems and able ...

Physics / Optics & Photonics

created Nov 15, 2011 | popularity 4.8 / 5 (11) | comments 1 | with audio podcast

Taking biofuel from forest to highway

The world is moving from a hydrocarbon economy to a carbohydrate economy, according to University of British Columbia biofuel expert Jack Saddler. He is presenting his work at the 2012 Annual Meeting of the American Association ...

Technology / Energy & Green Tech

created Feb 18, 2012 | popularity 3.4 / 5 (5) | comments 27 | with audio podcast

New surface coatings could inhibit buildup of methane hydrates that can block deep-sea oil and gas wells

During the massive oil spill from the ruptured Deepwater Horizon well in 2010, it seemed at first like there might be a quick fix: a containment dome lowered onto the broken pipe to capture the flow so it could be pumped ...

Chemistry / Other

created Apr 11, 2012 | popularity not rated yet | comments 0 | with audio podcast

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

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

A surprise: China's energy consumption will stabilize

(PhysOrg.com) -- As China's economy continues to soar, its energy use and greenhouse gas emissions will keep on soaring as well --or so goes the conventional wisdom. A new analysis by researchers at Lawrence ...

Space & Earth / Environment

created Apr 27, 2011 | popularity 4.2 / 5 (5) | comments 9 | with audio podcast

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

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

Wind resistance: Analysis suggests generating electricity from large-scale wind farms could influence climate

Wind power has emerged as a viable renewable energy source in recent years -- one that proponents say could lessen the threat of global warming. Although the American Wind Energy Association estimates that ...

Space & Earth / Earth Sciences

created Mar 12, 2010 | popularity 3.8 / 5 (16) | comments 39 | with audio podcast

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

China to have 200 million vehicles by 2020

The number of vehicles on China's roads will more than double to at least 200 million by 2020, a top official was quoted Monday as saying, further straining the nation's environment and energy supply.

Technology / Energy & Green Tech

created Sep 06, 2010 | popularity 4.6 / 5 (8) | comments 7

It Takes a Solar Village

(PhysOrg.com) -- Rain didn't ruin the 2009 Solar Decathlon in Washington, D.C. University teams successfully operated 20 net-zero, grid-connected solar power homes for a week on the National Mall. Some used ...

Technology / Energy & Green Tech

created Oct 19, 2009 | popularity 3.9 / 5 (7) | comments 3

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

New integrated building model may improve fish farming operations

Today's "locavore" movement with its emphasis on eating more locally-produced food is a natural fit for fruits and vegetables in nearly every region, but few entrepreneurs have dared to apply the concept to ...

Technology / Engineering

created Feb 09, 2012 | popularity not rated yet | comments 0