reasonable, new restrictions in light of the new period of American history in which we will now be living.
An open-pit copper mine that is proposed for an area southeast of Tucson and would operate around the clock has alarmed dark-sky advocates, even though the Rosemont Copper Company has said it plans to abide by Pima County's restrictions on light pollution.
Hagan isn't the only Senate Democrat to call for flight restrictions in light of the Ebola outbreak in West Africa, but she is one of the first Democrats facing a tough re-election battle to do so.
The high proportion of individuals experiencing impairments, activity limitations and participation restrictions sheds light on the spectrum of challenges related to living with HIV.
It could be argued that visitation restrictions, in light of a potential outbreak of a contagious disease, are ethically sound because of the compelling need to protect public health.
The Astronomy Field has further restrictions on lights, and parts of the park are light-free zones.
Waveguide numerical aperture restrictions and light-blocking elements are used to create a microfluidic cytometer with both illumination and two-parameter light scatter collection systems integrated on-chip.
One group will be exempted from the restrictions: actors lighting up a cigarette in a park or on a beach for the purposes of a theatrical production.
Altered circadian function, be it through genetic variation, lifestyle factors (e.g. chronic shift work, sleep restriction, nocturnal light exposure) or experimental perturbation (e.g. forced desynchrony) are linked to a wide range of pathogenic states from metabolic disease to cancer4,5,6,7,8,9.
International standards and recommendations on the restriction of light pollution are discussed.
