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For millennia, on every clear night, humans have wondered at the awe-inspiring spectacle of the starry heavens, traversed by the

Life on Earth has evolved over millions of years with the natural cycle of daylight and night time. Over the

Lighting and the Night-time Environment We all understand that wasting energy through misdirected and over-bright lighting affects not just our

Most UK councils are adopting environmental and economic lights-out policies The CfDS does not call for the switching off of

Artificial lighting is undergoing a radical worldwide change toward high intensity LEDs. These appear to have many advantages: cheap, energy-efficient

On June 16 2009, the American Medical Association (AMA) voted unanimously to support efforts to control light pollution. Why has

When lighting is installed, the question must be asked: “Who will benefit most from these lights? Victims? Witnesses? Criminals?” There

The economic cost of wasted light: money and energy ‘glowing to waste’ The most visible, yet largely ignored aspect of