Results 61 to 70 of about 1,724,600 (198)

Light at night and the risk of breast cancer: Findings from the Sister study

open access: yesEnvironment International, 2022
Background: Light at night (LAN) may alter estrogen regulation through circadian disruption. High levels of outdoor LAN may increase breast cancer risk, but studies have largely not considered possible residual confounding from correlated environmental ...
Marina R. Sweeney   +9 more
doaj   +1 more source

Impact of Solid State Roadway Lighting on Melatonin in Humans

open access: yesClocks & Sleep, 2022
Introduction: In 2009, the World Health Organization identified vehicle crashes, both injury-related and fatal, as a public health hazard. Roadway lighting has long been used to reduce crashes and improve the safety of all road users.
Ronald B. Gibbons   +4 more
doaj   +1 more source

A Study of the High-Luminosity Quasar HS 1946+7658

open access: yes, 2018
We study the variability of the quasar HS 1946+7658 on intra-night time scale based on both our own optical and archival X-ray data. We find the quasar non-variable during about 11 hours of optical monitoring.
Mihov, B., Slavcheva-Mihova, L.
core   +1 more source

Resonances: The sound of performance [PDF]

open access: yes, 2014
It is a hot summer night in August 2013, as the audience gathers near the entrance of the large Gray Hall at the south side of the former coal mine Göttelborn (Germany).
Birringer, J
core   +2 more sources

Switching LPS to LED Streetlight May Dramatically Reduce Activity and Foraging of Bats

open access: yesDiversity, 2020
Artificial light at night is considered a major threat to biodiversity, especially for nocturnal species, as it reduces habitat availability, quality, and functionality.
Christian Kerbiriou   +6 more
doaj   +1 more source

Cities of culture and the regeneration game [PDF]

open access: yes, 2011
Capital of Culture (ECoC) programme exactly a year on from its inauguration. This event also saw the transition from Liverpool's "Year of Culture 08‟ to "Year of Environment 09" and a simultaneous event in the Austrian city of Linz to which the Capital ...
Evans, GL
core  

Citizen Science Provides Valuable Data for Monitoring Global Night Sky Luminance [PDF]

open access: yes, 2013
The skyglow produced by artificial lights at night is one of the most dramatic anthropogenic modifications of Earth’s biosphere. The GLOBE at Night citizen science project allows individual observers to quantify skyglow using star maps showing ...
Elvidge, Christopher D.   +8 more
core   +1 more source

Applications of nighttime light remote sensing for monitoring human health: a review

open access: yesInternational Journal of Digital Earth
Light pollution, characterized by excessive or misdirected artificial light at night (ALAN), poses a significant threat to human health and environmental sustainability.
Yuan Yuan   +7 more
doaj   +1 more source

Night-time neuronal activation of Cluster N in a day- and night-migrating songbird. [PDF]

open access: yes, 2010
Magnetic compass orientation in a night-migratory songbird requires that Cluster N, a cluster of forebrain regions, is functional. Cluster N, which receives input from the eyes via the thalamofugal pathway, shows high neuronal activity in night-migrants ...
Heyers, D   +4 more
core   +1 more source

Light at Night, Shiftwork, and Breast Cancer Risk [PDF]

open access: yesJNCI Journal of the National Cancer Institute, 2001
Breast cancer is the most commonly diagnosed female noncutaneous cancer in the United States and in Europe. The etiology of breast cancer is primarily unknown, with an estimated one quarter of all breast cancers possibly due to heritable factors (1) and only a minor proportion possibly due to already established environmental risk factors, such as ...
openaire   +2 more sources

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