by International Dark-Sky Association
This website explains how LED lights have revolutionized the lighting industry. It provides detailed specification and regulation regarding LED use in outdoor settings. Aside from suggested product selection consideration, this website also dive down to explain the benefits of LEDs and the harm of blue light that some white LED adopts.
This website can be great reference to lighting design in professional settings since it offers data such as Color Temperature Chart, Lumen output, etc. It’s also beneficial to obtain such information as background knowledge.