News tagged with energy economy

Fuel efficiency of vehicles on the road: Little progress since the 1920s

(PhysOrg.com) -- Vehicles on America's roads today get only about three miles more per gallon than vehicles back in 1923, University of Michigan researchers say.

Technology / Energy & Green Tech

created May 05, 2009 | popularity 4.4 / 5 (30) | comments 22

Splitting water to create renewable energy simpler than first thought?

(PhysOrg.com) -- An international team, of scientists, led by a team at Monash University has found the key to the hydrogen economy could come from a very simple mineral, commonly seen as a black stain on ...

Chemistry / Materials Science

created May 16, 2011 | popularity 4.7 / 5 (19) | comments 13 | with audio podcast

Mars mission could ease Earth's energy supply crisis

Techniques and instrumentation initially developed for ExoMars - Europe’s next robotic mission to Mars in 2016 - but now due to fly on a NASA mission in 2018, could also provide the answers to the globally pressing issue ...

Technology / Energy & Green Tech

created Jun 09, 2009 | popularity 4.3 / 5 (19) | comments 12

Declining energy quality could be root cause of current recession

An overlooked cause of the economic recession in the U.S. is a decade long decline in the quality of the nation's energy supply, often measured as the amount of energy we get out for a given energy input, ...

Technology / Energy & Green Tech

created Nov 30, 2010 | popularity 4.7 / 5 (13) | comments 9 | with audio podcast

Carbon emissions at record high: report

Carbon emissions are at their highest ever levels, stoking fears of a global temperature rise over the "dangerous" two degrees Celsius threshold, according to data cited by the Guardian newspaper.

Space & Earth / Environment

created May 30, 2011 | popularity 4.3 / 5 (6) | comments 8

Full to the brim with hydrogen: Porous form of magnesium borohydride can store hydrogen

(PhysOrg.com) -- Hydrogen could be one of the most important fuels in a new energy economy based on renewable resources. However, no ideal hydrogen storage material has yet been found. A team led by Yaroslav ...

Chemistry / Materials Science

created Sep 29, 2011 | popularity 4.5 / 5 (4) | comments 1 | with audio podcast

Green car makers urged to go a step further

Four international bodies on Wednesday called on governments and car makers to halve global vehicle emissions by 2050 as the auto industry insisted it was serious about producing greener vehicles.

Technology / Energy & Green Tech

created Mar 04, 2009 | popularity 3 / 5 (5) | comments 0

Obama calls for new era of energy exploration

(AP) -- President Barack Obama, standing Wednesday in the shell of a once-giant Maytag appliance factory that now houses a wind energy company, declared that a "new era of energy exploration in America" would ...

Technology / Energy & Green Tech

created Apr 23, 2009 | popularity 3.8 / 5 (4) | comments 2

Detroit unsure over the future of green cars

The US auto industry remains unsold over the future of "green cars" such as electrics and hybrids, as carmakers struggle with the first steps in a market most agree shows promise over the long term.

Technology / Energy & Green Tech

created Jan 11, 2012 | popularity 5 / 5 (3) | comments 27

New US offshore oil leasing plan includes Arctic

The Obama administration on Tuesday proposed a new plan for offshore oil and gas leases in the Gulf of Mexico and off the coast of Alaska, including the environmentally sensitive Arctic.

Space & Earth / Environment

created Nov 08, 2011 | popularity 3.7 / 5 (3) | comments 2

Building a sustainable hydrogen economy

The concept of the hydrogen economy (HE), in which hydrogen would replace the carbon-based fossil fuels of the twentieth century was first mooted in the 1970s. Today, HE is seen as a potential solution to the dual global ...

Technology / Energy & Green Tech

created Dec 08, 2011 | popularity 3.7 / 5 (3) | comments 18

NREL Evaluates UPS Hybrid-Electric Van Performance

(PhysOrg.com) -- The U.S. Department of Energy's National Renewable Energy Laboratory (NREL) has collected and analyzed fuel economy, maintenance and other vehicle performance data from UPS’s first generation hybrid diesel ...

Technology / Energy & Green Tech

created Dec 22, 2009 | popularity 3.3 / 5 (3) | comments 0

Guzzlers B Gone: New fuel economy labels for cars

For years we've had great efficiency labels for washing machines, for refrigerators, for dishwashers and more.

Technology / Energy & Green Tech

created May 30, 2011 | popularity 5 / 5 (2) | comments 9

Engineering Professors Develop Electric Hybrid Vehicle Concept for RV Travelers

While the cost of fuel has put a damper on the travel plans of many Americans, one father-son engineering duo with a passion for RV travel is combating the problem by conceptualizing an electric-hybrid passenger ...

Technology / Energy & Green Tech

created Sep 14, 2009 | popularity 2 / 5 (4) | comments 5

Critical minerals ignite geopolitical storm

The clean energy economy of the future hinges on a lot of things, chief among them the availability of the scores of rare earth elements and other elements used to make everything from photovoltaic panels and cellphone displays ...

Space & Earth / Earth Sciences

created Oct 10, 2011 | popularity 4 / 5 (2) | comments 1