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Latest Light pollution Stories

2011-07-11 08:00:00

SATELLITE BEACH, Fla., July 11, 2011 /PRNewswire/ -- Lighting Science Group Corporation (OTC: LSCG) Chairman and Chief Executive Officer Jim Haworth issued the following statement regarding the movement to pass the Better Use of Light Bulbs Act, H.R. 2417: "Energy efficiency is the most powerful and cost-effective tool for achieving a sustainable future. Improvements in energy efficiency can reduce the need for investment in energy infrastructure, cut fuel costs, increase competitiveness,...

2011-05-13 12:42:00

PEACHTREE CITY, Ga., May 13, 2011 /PRNewswire/ -- When an engineering study of the city of Bryan, Ohio, indicated that there was a need--and opportunity--for more energy-efficient street lighting, city officials began to research the best alternative to meet the city's needs. After an extensive evaluation process, the city chose two LED luminaires from Cooper Lighting, a division of Cooper Industries plc (NYSE: CBE), to replace its 150-watt high-pressure sodium (HPS) street lighting...

2011-04-26 07:00:00

SARASOTA, Fla., April 26, 2011 /PRNewswire/ -- Sunovia Energy Technologies' (OTC Bulletin Board: SUNV) EvoLucia LED Cobra Head SCHX5 was given the award for Best Outdoor Street Light, in its class, by the U.S. Department of Energy (DOE), the International Association of Lighting Designers (IALD) and the Illuminating Engineering Society (IES) in the 2010 Next Generation Luminaires(TM) Solid State Lighting Design Competition. Sunovia has once again proven that the EvoLucia Aimed Optics(TM)...

2011-04-22 11:36:00

BLOOMINGTON, Minn., April 22, 2011 /PRNewswire/ -- On Earth Day, Mall of America® announces its plan to replace 5,400 metal halide and high pressure sodium fixtures in the parking ramps with specially designed new fixtures featuring Light Emitting Diode (LED) technology from Acuity Brands, one of the world's leading providers of luminaires, lighting control systems and related products. The installation will begin in July of 2011. "To continue with our dedication to...

2011-04-08 00:00:28

Three employees among the first in the nation to receive certification Yorba Linda, Calif (Vocus/PRWEB) April 07, 2011 Keeping at the forefront of the latest lighting-industry standards, Precision-Paragon P2 announced today that three of its lighting professionals have become among the first in the nation to obtain a new, high level of lighting system sustainability certification. Two of the employees were among only six in the nation to reach the new high-level certification offered by the...

2011-03-02 21:32:27

The brightness of the nightly sky glow over major cities has been shown to depend strongly on cloud cover. In natural environments, clouds make the night sky darker by blocking the light of the stars but around urban centers, this effect is completely reversed, according to a new study by a group of physicists and ecologists at the Free University of Berlin (FU) and the Leibniz-Institute of Freshwater Ecology and Inland Fisheries (IGB). "We found that overcast skies were almost three times...

2011-02-23 12:18:00

OVERLAND PARK, Kan., Feb. 23, 2011 /PRNewswire/ -- LightWild announced today that the United States Patent and Trademark Office has awarded the company a patent for a method of displaying images on building facades. Issued as U.S. Patent No.7,6888,280 B2, the award applies to the company's approach to illuminating building facades with patterned arrangements of color-changing solid-state lighting fixtures. Commonly referred to as LED grids, LightWild has several examples of the patented...

2011-02-09 22:42:46

Brightly-lit Cowboys Stadium during Sunday's Super Bowl XLV may symbolize one of the hottest new pieces of scientific intelligence about air pollution: Researchers have discovered "” in a classic case of scientific serendipity "” that the bright light from sports stadiums and urban street lights may boost daytime levels of ozone, a key air pollutant in many heavily populated areas. That's among the topics included in a broader article about the chemistry of air pollution in the...

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2011-01-31 11:55:00

The Isle of Sark, the smallest of four main Channel Islands, earned the title "Dark Sky Island" for its spectacular night sky views. Sark has its fair share of visitors in the summer months and is also a haven for rare wildlife. The island is full of wildflower walks, scarecrow competitions and sheep races. The International Dark Sky Association (IDA) has declared Sark the first "dark sky island" in the world. The organization is devoted to preserving the darkest and most beautiful night...

2010-12-23 08:00:00

SATELLITE BEACH, Fla., Dec. 23, 2010 /PRNewswire/ -- Lighting Science Group's (OTC Bulletin Board: LSCG) high-performance PROLIFIC series LED street lights will soon line the streets of Washington, D.C. Compared with traditional high pressure sodium (HPS) street lights, the PROLIFIC LED series street lights are 50% more efficient, provide more uniform light distribution, increase light levels, and will save Washington, D.C. tens of thousands of dollars each year in energy and maintenance...


Latest Light pollution Reference Libraries

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2004-10-19 04:45:43

Light Pollution -- Light pollution refers to excess light, created by human activities, that brightens the night sky enough to hide many stars from observers. For the average person, light pollution means that even on a clear, moonless night, only a few stars may be visible. When a city grows up near an astronomical observatory, light pollution can make the observatory effectively useless. Unlike most forms of pollution, light pollution isn't persistent: turn the lights off, and the...

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Word of the Day
lambent
  • Licking.
  • Hence Running along or over a surface, as if in the act of licking; flowing over or along; lapping or bathing; softly bright; gleaming.
This word comes the Latin 'lambere,' to lick.
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