Quantcast

Latest Light pollution Stories

Street Lights Affect Delicate Ecosystems
2012-05-24 04:26:42

Brett Smith for RedOrbit.com Civilization has long been derided for intruding upon the habitats of wild animals, and even man´s smaller neighbors have been affected by the wheels of progress. Another measure of this impact can be seen in how street lighting is having a transformative effect on communities of insects and other invertebrates living near them, according to researchers at the University of Exeter in the United Kingdom. A report published in Biology Letters showed...

2012-03-27 23:03:11

Valoya Ltd, a leading provider of LED lights for horticultural use, was chosen by the University of Helsinki, Finland, for their strawberry cultivation without sunlight. Helsinki, Finland (PRWEB) March 27, 2012 Researcher Dr. Timo Hytönen and his research team at the University of Helsinki tested several artificial light sources for improving vegetative growth and flowering of wild strawberries. The LED lights from Valoya Ltd were among the tested products and proved to be superior in...


Latest Light pollution Reference Libraries

7_680ea780e47f127f8391cefcc37578012
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...

More Articles (1 articles) »
Word of the Day
call-note
  • The call or cry of a bird or other animal to its mate or its young.
'Call-note' is newer than 'bird-call,' which originally referred to 'an instrument for imitating the note of birds' but now also refers to 'the song or cry of a bird.'
Related