News tagged with hours
Antarctica to Pyramids -- lights dim for Earth Hour (Update)
(AP) -- From an Antarctic research base to the Great Pyramids of Egypt and beyond, the world switched off the lights on Saturday for Earth Hour, dimming skyscrapers, city streets and some of the world's most ...
Mar 28, 2009 |
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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 ...
Jun 30, 2010 |
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Startup announces big breakthrough for electric vehicle batteries
For years, the electric vehicle industry has been eager to build a better electric car battery: one that extends range while having a longer overall life, is affordable, quick-charging and safe.
Technology / Energy & Green Tech
Mar 06, 2012 |
4.7 / 5 (12) |
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Billion people invited to switch off lights
Around a billion people living in the world's major cities are being invited to turn off their lights at 8:30 p.m. local time on Saturday for "Earth Hour," described as the biggest mass campaign to demand ...
Mar 26, 2009 |
3.1 / 5 (15) |
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Desalinating seawater with minimal energy use
At a pilot facility in Singapore, Siemens has cut the energy needed to desalinate seawater by more than 50 percent. The plant processes 50 cubic meters of water per day, consuming only 1.5 kilowatt-hours of ...
Technology / Energy & Green Tech
Jul 12, 2011 |
5 / 5 (7) |
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Guide to galaxy for Earth Hour's starry, starry night
(PhysOrg.com) -- When cities turn off their lights for Earth Hour their occupants will get more than a warm and fuzzy green feeling, they will also see stars hundreds of trillions kilometres away lighting up a moonless night ...
Space & Earth / Space Exploration
Mar 18, 2009 |
4.9 / 5 (7) |
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World urged to use 'Earth Hour' to protect planet
From Sydney to Seoul, London to Lima, and Dubai to Davis Station in frozen Antarctica, hundreds of millions of people are expected to switch off their lights on Saturday to mark "Earth Hour".
Mar 26, 2011 |
2 / 5 (12) |
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From Beijing to Paris, world to go dark for Earth Hour
Global landmarks from Sydney's Opera House to the Forbidden City, to the glittering Las Vegas Strip, will be plunged into darkness Saturday as activists bid to reinvigorate the climate change fight.
Mar 26, 2010 |
2.6 / 5 (7) |
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Lights off as 'Earth Hour' circles the globe
Lights went off around the world as landmark buildings and ordinary homes flipped their switches while the annual "Earth Hour" circled the planet in what was dubbed the world's largest voluntary action for ...
Mar 27, 2011 |
2 / 5 (8) |
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Free PC widgets save energy
I shaved 0.86 pounds of emissions from my carbon footprint and saved 0.646 kilowatt hours yesterday, and if the little widget on my PC can be believed, more than 22,000 people in 128 countries did roughly the same.
Sep 23, 2009 |
5 / 5 (3) |
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Teacher talk strains voices, especially for women
Teachers tend to spend more time speaking than most professionals, putting them at a greater risk for hurting their voices -- they're 32 times more likely to experience voice problems, according to one study. And unlike singers ...
Oct 26, 2009 |
5 / 5 (3) |
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Google invests $280 million to spur home solar
(AP) -- Google is investing $280 million to help private homeowners put solar panels on their rooftops. It's Google's latest - and largest - investment in clean energy.
Technology / Energy & Green Tech
Jun 14, 2011 |
5 / 5 (3) |
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Space the latest frontier for Earth Hour
Millions of people are expected to switch off their lights for Earth Hour Saturday in a global effort to raise awareness about climate change that will even be monitored from space.
Mar 31, 2012 |
5 / 5 (3) |
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Asia turns off lights for Earth Hour
Australia's Sydney Harbour Bridge and Opera House were plunged into darkness on Saturday for the annual Earth Hour campaign, leading a global effort to raise awareness about climate change.
Space & Earth / Earth Sciences
Mar 31, 2012 |
3.8 / 5 (4) |
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Turning Arizona's dry heat into a comfy chill
An innovative solar-thermal heating and cooling system installed on top of the UA's Student Recreation Center is expected to harvest almost 200 million kilowatt hours of solar energy per year – enough ...
Technology / Energy & Green Tech
Oct 14, 2011 |
4.3 / 5 (3) |
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