Todd Carlson pollution can have lasting adverse effects on both human and wildlife health.
When does nuisance light become a health hazard? Richard Stevens, a professor and
cancer epidemiologist at the University of Connecticut Health Center in Farm ington,
Connecticut, says light photons must hit the retina for biologic effects to occur.“However, in
an environment where there is much artificial light at night—such as Manhattan or Las
Vegas—there is much more opportunity for exposure of the retina to photons that might …