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Report multiple lights out in multiple locations. We’re converting many of our street lights to energy-efficient Light Emitting Diode (LED) technology. Read more about our LED street lighting project. With electric light, the illumination of our urban nightscapes was effectively realized. But with this realization, a critical shift in perception was occurring underneath the spread of electricity. As new generations were born into a world of abundant electric light, it began losing its mysticism. Electric lighting, once dazzling and even otherworldly, began fading into banality as early as the 1920s (Isenstadt, 2014 Isenstadt, S. (2014). Good night. Places Journal. Retrieved 22 October, 2014, from[Crossref] [Google Scholar]). By the 1930s, light was no longer considered a spectacle but sank into the background of everyday life (Nye, 1990 Nye, D. E. (1990). Electrifying America: Social meanings of a new technology, 1880–1940. Cambridge: MIT Press. [Google Scholar]). An abundance of light has become the expectation for urban nights in North America and Europe. As a consequence of this shift, lighting infrastructure went (and remains) largely unnoticed. It is only when lighting fails (e.g. power outages) or during unique displays that we notice the technology. Akridge, G. R. 1984. The universe is bigger than 15.71 light years. Creation Research Society Quarterly 21, no. 1:18–22. Some lights get extra bright while others run dim. Bulbs may even be popping, and an electronic appliance or two may have died recently. This is a condition that will continue to be destructive to equipment in you home. It is from a Bad main neutral connection (or a bad neutral that is shared by just Two circuits). Newton, R. 2001. Distant starlight and Genesis: Conventions of time measurement. TJ 15, no. 1:80–85. The lights that we own have a code (such as ‘ABCD123′) on the side of the column which is used to identify the light. The code is similar to a house postcode and tells us where the light is located when faults are reported. Disadvantages of low pressure sodium lighting are that fixtures must usually be larger than competing fixtures, and that color cannot be distinguished, due to its emitting principally a single wavelength of light (see security lighting). Due to the substantial size of the lamp, particularly in higher wattages such as 135 W and 180 W, control of light emissions from low pressure sodium luminaires is more difficult. For applications requiring more precise direction of light (such as narrow roadways) the native lamp efficacy advantage of this lamp type is decreased and may be entirely lost compared to high pressure sodium lamps. Allegations that this also leads to higher amounts of light pollution from luminaires running these lamps arise principally because of older luminaires with poor shielding, still widely in use in the UK and in some other locations. Modern low-pressure sodium fixtures with better optics and full shielding, and the decreased skyglow impacts of yellow light preserve the luminous efficacy advantage of low-pressure sodium and result in most cases is less energy consumption and less visible light pollution. Unfortunately, due to continued lack of accurate information,[92] many lighting professionals continue to disparage low-pressure sodium, contributing to its decreased acceptance and specification in lighting standards and therefore its use. Another disadvantage of low-pressure sodium lamps is that some people find the characteristic yellow light very displeasing aesthetically.[citation needed] 8. Gallaway et al. (2010 Gallaway, T., Olsen, R., & Mitchell, D. (2010). The economics of global light pollution. Ecological Economics, 69, 658–665.10.1016/j.ecolecon.2009.10.003[Crossref], [Web of Science ®] [Google Scholar]) utilize the threshold criteria established by Cinzano et al. (2001 Cinzano, P., Falchi, F., & Elvidge, C. D. (2001). The first world Atlas of the artificial night sky brightness. Monthly Notices of the Royal Astronomical Society, 328, 689–707.10.1046/j.1365-8711.2001.04882.x[Crossref], [Web of Science ®] [Google Scholar]) for considering an area ‘polluted’ by light. These criteria ‘consider the night sky polluted when the artificial brightness of the sky is greater than 10% of the natural sky brightness above 45° of elevation’ (Gallaway et al., 2010 Gallaway, T., Olsen, R., & Mitchell, D. (2010). The economics of global light pollution. Ecological Economics, 69, 658–665.10.1016/j.ecolecon.2009.10.003[Crossref], [Web of Science ®] [Google Scholar], p. 660). Hi Santosh, nice article. I have a Redmi 3s where the backlight is not working. I can see the display if I shine a flashlight directly on it. Studies suggest that light pollution around lakes prevents zooplankton, such as Daphnia, from eating surface algae, causing algal blooms that can kill off the lakes’ plants and lower water quality.[55] Light pollution may also affect ecosystems in other ways. For example, lepidopterists and entomologists have documented that nighttime light may interfere with the ability of moths and other nocturnal insects to navigate.[56] Night-blooming flowers that depend on moths for pollination may be affected by night lighting, as there is no replacement pollinator that would not be affected by the artificial light. This can lead to species decline of plants that are unable to reproduce, and change an area’s longterm ecology.[57] Among nocturnal insects, fireflies (Coleoptera: Lampyridae, Phengodidae e Elateridae) are especially interesting study objects for light pollution, once they depend on their own light to reproduce and, consequently, are very sensitive to environmental levels of light.[58][59][60] In 2015 it was shown and quantified for the first time the negative effects of direct illumination on fireflies, in a study that monitored populations over four years.[61] Fireflies are charismatic [62] (which is a rare quality among insects) and are easily spotted by nonexperts, providing thus good flagship species to attract public attention;[61] good investigation models for the effects of light on nocturnal wildlife;[61] and finally, due to their sensibility and rapid response to environmental changes, good bioindicators for artificial night lighting.[63] … public lighting is the single largest source of local government’s greenhouse gas emissions, typically accounting for 30 to 50% of their emissions. There are 1.94 million public lights — one for every 10 Australians — that annually cost A$210 million, use 1,035 GWh of electricity and are responsible for 1.15 million tonnes of CO2 emissions. Street lights we are responsible for  We are responsible for maintaining street lights on all adopted highways. An adopted highway is a road, footpath or bridleway that is maintained at public expense, usually by the highway authority. Jill is helping her younger brother Nathan set up an exhibit for a Science Fair. Nathan’s exhibit pertains to the wave-particle nature of light waves. He wishes to demonstrate the wave nature of light by displaying the two point interference pattern of red laser light (λ = 648 nm). Nathan has purchased a double slit slide from a science warehouse which has slits separated a distance of 0.125 mm. Nathan has asked Jill to determine the slide-to-screen distance which will result in a 2.0 cm separation between adjacent bright spots. What distance will result in this antinodal spacing? Some studies suggest a link between exposure to light at night, such as working the night shift, to some types of cancer, diabetes, heart disease, and obesity. That’s not proof that nighttime light exposure causes these conditions; nor is it clear why it could be bad for us. But we do know that exposure to light suppresses the secretion of melatonin, a hormone that influences circadian rhythms, and there’s some experimental evidence (it’s very preliminary) that lower melatonin levels might explain the association with cancer. To report an outdoor light or street light problem, just call your local Gibson EMC member service center or our 24-hour dispatch center at 1-731-855-4740. Please be sure to tell us that you are calling about an outdoor light or a street light and provide the light’s location. We will make the needed repairs as quickly as possible. Before buying an LED bulb you could check the specifications to see if it compatible with any type of dimmer switch. Most are not. Also since LED bulbs as so new (for residential lighting) there are not yet many standards followed for their operation. Some specialty LED bulbs are beginning to become available with dimming systems specially design for that type of bulb. eracto BeMass Eron Plus Celuraid Muscle Penigen 500 TestX Core Eron Plus power up premium TestX Core Eron Plus