March 29th, 2008
The Earth Hour project, promoted by the World Wildlife Fund (WWF) , encourages people around the world to turn their lights off for one hour from 8-9pm in their local time zone today, Mar. 29. Even Google (www.google.com) “turned their lights out” for the cause. They simulated the lights being turned out today on […]
By Tony -- 3 comments
March 28th, 2008
This year’s National Dark Sky Week begins tomorrow and lasts until April 4th. The idea behind this is to simply raise awareness:
How will National Dark-Sky Week reduce light pollution, given that it only lasts a week and not everyone in the country will participate? The main goal of NDSW is to raise awareness about the […]
By Tony -- 0 comments
March 28th, 2008
Light Pollution in Dublin.Image Credit: Irish Light Pollution Awareness Campaign
This is a very striking photo. I can’t imagine anyone seeing much in the skies over Dublin on a clear, cloudless night. I hope it’s not this bad all the time.
Technorati Tags: light pollution, dublin light pollution, ireland astronomy
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By Tony -- 0 comments
October 4th, 2007
I just found out about this. From October 1 - 15th, the Windows to the Universe is coordinating observations of sky glow from around the world.
It’s very similar the GLOBE at Night project from earlier this year. While GLOBE at Night was more of a citizen’s awareness project, The Great Worldwide Star Count […]
By Tony -- 1 comment
July 30th, 2007
I’ve just learned from Pamela Gay’s Blog about a cool new device designed to quantitatively measure the sky brightness.
It costs $119.00 and operates on a 9V battery. C’mon, you know you want one. I sure as hell do.
What do you get for your money? A number in visual magnitudes per square arcsecond.
Now, […]
By Tony -- 0 comments
July 12th, 2007
This month’s SciHealth Theme is about going green and the environment.
As a stargazer, a very important environmental issue to me is light pollution. For many of us the night sky is all but gone, only the brightest stars are visible from our homes and the Milky Way is all but extinct.
Going out in […]
By Tony -- 0 comments
May 25th, 2007
Here is one of my favorite recent images from Astronomy Picture of the Day:
Image Credit: Astronomy Picture of the Day
The above picture was taken in Death Valley, California and is one of the few remaining places in the U.S. where the stars are so bright and numerous, they literally take your breath away.
When I […]
By Tony -- 1 comment
May 1st, 2007
All street lights have a photosensor on top of their fixture designed to turn the lamp off during the daylight hours. When the Sun rises, the photosensor turns off the lamp and it stays off until the Sun sets again, at which time, the lamp turns on.
A design company in San Francisco just won […]
By Tony -- 1 comment
April 20th, 2007
I had no idea until I received this press release email that we are in the midst of National Dark Sky Week. According to the email, it is taking place this week and next, from April 17th - 24th.
The idea is to increase awareness of the problem of light pollution and encourage the […]
By Tony -- 0 comments
April 4th, 2007
Forget about global warming, nuclear proliferation, terrorism, Bible codes, the Four Horsemen of the Apocalypse or gay marriage. Regardless of what many people would have you think, the end of the world will not come from any of those things.
No, the end of the world will come when we are all reduced to walking […]
By Tony -- 6 comments