To signal the end of Earth Hour at 9:30 pm the quadrocopters will reform the Star Trek logo above London's skyline.
ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)
Organisers insist the aim of Earth Hour is to show that communities care passionately about climate change and want to keep up the pressure on governments to act decisively.
"Given that, this year, WWF have chosen the focus of Earth Hour to be renewable energy, I am delighted that new You Gov polling shows cross-party support for wind energy, " he said.
In effect, the end of Earth Hour is actually more detrimental to climate mitigation because simultaneously turning on so much equipment all at once creates a surge current that results in a sudden spike in power demand.
While there is no doubt that wind, solar and geothermal have ample energy to power the planet--the sunlight that hits Earth in a single hour contains enough energy to fuel the human population for a year--they will need years to mature before they reach anything approaching their potential.
Earth Hour does lessen the electrical load of power plants to some extent, thus making a small contribution for that hour by lessening the amount of coal burned.
Australia's biggest city, Sydney, has switched off its lights for an hour as the Earth Day climate change protest gets under way across the globe.
Millions of people around the world take part in Earth Hour year on year and we're always looking for innovative ways to get our message out there.
ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)
Easter Island is part of Chile, far off its coast (like Hawaii), but it also claims to be the inhabited place furthest from any other inhabited place on earth, and a 5-hour flight into the Pacific.
Now, does the Bible really intend its readers to believe that the earth was created in 6, 24-hour days?
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The event will coincide with WWF's Earth Hour at 8:30 pm.
ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)
In keeping with Earth Hour's initiative, the quadrocopters will utilize batteries that were charged in Austria using green energy from the Austrian renewable energy grid specifically for this event.
ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)
On March 23, millions of people around the world will be asked again to mark Earth Hour by switching off their lights and non-essential appliances for an hour in symbolic support for climate change mitigation.
Over a few decades this would amount to a minute's difference, but over several hundred years this would mean the atomic clock time-scale and the time-scale based on the Earth's rotation would be out by an hour.
Along with key landmarks such as Big Ben, the Houses of Parliament, and The London Eye going dark, the quadrocopters will turn off their glow in support of Earth Hour.
ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)
Dragon's rendezvous systems had never been tested before in the harsh conditions of space, with the station and the capsule racing around the Earth in tandem at about 17, 000 miles an hour.
"We're aware of villages in Norfolk in England that are doing Earth Hour and we're aware of the big cities like Chicago and Sydney that are doing it, " he told the BBC.
An hour later the receiver is replaced - how on earth could I survive without that wonderful modern invention - the telephone!
"Countries could just accommodate the divergence by not putting their clocks forward in the spring, so you'd change your time zone by one hour to bring civil time back into line with the Earth's rotation, " added Dr Whibberley.
LONDON, Saturday 23rd March - As the UK prepares to go 'into darkness' for WWF's Earth Hour, Paramount Pictures is pleased to announce its support with a special 'Star Trek' themed light display which will dim as Earth Hour approaches.
ENGADGET: Quadrocopter fleet stuns Londoners with giant hovering Star Trek logo (video)
Events that were planned for Earth Hour included an astronomy and wildlife-watching event near Broadford on the Isle of Skye and a "spooky walk" in the Auld Kirk and the Auld Brig in Ayr.
If future testing goes well and "if my wife allows, " Mr. Branson joked, he and his two children plan to be among the first six voyagers to ride the maiden flight of SpaceShipTwo to the edge of space, or about 60 miles above the Earth's surface, at a maximum speed of about 2, 500 miles per hour.
At this very hour, the Mars exploration rover Spirit is searching for evidence of life beyond the Earth.
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Orbiting the Earth in a path that was inclined at 45 degrees to the equator, passing as close to 590 miles to the surface of the Earth, Telstar could be used for just twenty minutes out of each two and a half hour long orbit to relay signals between the America, France, and the United Kingdom.
For hour upon hour I tramped in splendid isolation - and this in one of the most densely populated regions on Earth.
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