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It took Beijing 48 years for the number of vehicles to increase from 2,300 in 1949 to the first 1 mln in 1997

Beijing vehicles exceed four million: state media

Space & Earth / Environment

created Dec 19, 2009 | popularity 5 / 5 (1) | comments 0

The number of registered vehicles in Beijing topped four million this week, state media reported, meaning a quarter of the 16 million permanent residents in China's capital have a car.


Air bags not a risk to pregnant women in motor vehicle crashes, study finds

Medicine & Health / Health

created Dec 22, 2009 | popularity not rated yet | comments 0

(PhysOrg.com) -- A new ground-breaking study from University of Washington researchers has found that air bags do not seem to elevate risk of most potential adverse outcomes during pregnancy.


MIT MAV

Flying MAV Navigates Without GPS (w/ Video)

Technology / Engineering

created Nov 02, 2009 | popularity 4.6 / 5 (13) | comments 2

(PhysOrg.com) -- During the last several years, researchers have been building micro air vehicles (MAVs) that can autonomously fly through different environments by relying on GPS for navigation. Recently, ...


New rechargeable zinc-air batteries coming soon

New rechargeable zinc-air batteries coming soon

Technology / Energy

created Oct 29, 2009 | popularity 4.4 / 5 (45) | comments 15

(PhysOrg.com) -- A new breed of rechargeable zinc-air batteries is soon to be available, and may replace lithium-ion batteries in cell phones, laptops and other consumer items. Lithium-ion batteries store ...


Improved air quality during Beijing Olympics could inform pollution-curbing policies

Space & Earth / Environment

created Jul 24, 2009 | popularity not rated yet | comments 0

The air in Beijing during the 2008 Olympics was cleaner than the previous year's, due to aggressive efforts by the Chinese government to curtail traffic, increase emissions standards and halt construction in preparation for ...


Mayor Boris Johnson, seen here, outlined plans to make London "the cleanest, greenest city on earth"

London bids to be world's greenest by 2012: mayor

Space & Earth / Environment

created May 18, 2009 | popularity 2 / 5 (4) | comments 0

Mayor Boris Johnson outlined plans to make London "the cleanest, greenest city on earth" by the 2012 Olympics and called for commitments from other world cities at a climate change conference.


Ford to put air bags into back seat belts of SUV (w/ Video)

Ford to put air bags into back seat belts of SUV (w/ Video)

Technology / Engineering

created Nov 05, 2009 | popularity 5 / 5 (2) | comments 0

(AP) -- Air bags have long been mounted in the steering wheel, dashboard and sides of vehicles. Now, they're in the seat belts. Ford Motor Co. plans to introduce seat belt-mounted air bags in the back seat ...


Hydrogen fueling stations stall in Calif.

Technology / Energy

created Apr 02, 2008 | popularity 2.2 / 5 (5) | comments 1

California Gov. Arnold Schwarzenegger's plan for a statewide network of hydrogen fueling stations for fuel cell cars has stalled.


Tucson closer to having network of electric-car chargers

Technology / Energy

created Mar 05, 2009 | popularity 5 / 5 (2) | comments 0

The Pima Association of Governments has voted to back creation of a network of electric-vehicle charging stations all around Tucson.


airpod

Car That Runs on Compressed Air Questioned by Critics (w/ Video)

Technology / Energy

created Nov 03, 2009 | popularity 3.8 / 5 (21) | comments 38

(PhysOrg.com) -- As electric cars begin breaking into the short-distance vehicle market, one French company thinks that it has an alternative to the electric vehicle: a car that runs on compressed air. Motor ...


Tunnels concentrate air pollution by up to 1,000 times

Space & Earth / Environment

created Aug 27, 2009 | popularity 3.8 / 5 (4) | comments 1

A toxic cocktail of ultrafine particles is lurking inside road tunnels in concentration levels so high they have the potential to harm drivers and passengers, a new study has found.


Q&A on new auto emissions standards

Space & Earth / Environment

created May 19, 2009 | popularity 1 / 5 (2) | comments 1

Q. What will the rules do, exactly?


White vans goes green: Novel spoiler design reduces fuel consumption

Technology / Engineering

created Nov 10, 2008 | popularity 3.7 / 5 (17) | comments 5

As if the drivers of mini vans and utility vehicles needed any more encouragement to drive fast between jobs, US researchers have designed a new rear spoiler for bluff-backed vehicles that can reduce drag and lift significantly. ...


Study suggests air quality regulations miss key pollutants

Space & Earth / Environment

created Sep 24, 2008 | popularity 3.3 / 5 (12) | comments 1

(PhysOrg.com) -- A new study led by the University of Colorado at Boulder reveals that air quality regulations may not effectively target a large source of fine, organic particle pollutants that contribute to hazy skies and ...


Smog

Current government regulations miss key pollutants in Los Angeles region

Space & Earth / Environment

created Sep 29, 2008 | popularity 5 / 5 (2) | comments 0

Existing regulations may not effectively target a large source of fine, organic particle pollutants that contribute to hazy skies and poor air quality over Los Angeles, according to a study scheduled for the ...