July, 2023 – How a Simple Concept Enabled a $50 Billion LED Streetlight Scam that Changed our World – This 19 minute video describes some of the false claims of LED street lighting.
May, 2023 – The LED’s Challenge to High Pressure Sodium (Response / Debunking / Topic Expansion) – This hour-long video debunks many myths about blue rich LED streetlighting.
March, 2023 – A Multi-Field Analysis of Street Lighting in Grand Rapids, Michigan – A detailed analsysis showing why LED streetlights with blue wavelength light are unsafe and why Low Pressure Sodium is most energy efficient and safest type of street lighting.
2019 – EU Joint Research Center – Revision of the EU Green Public Procurement Criteria for Road Lighting and traffic signals – This key document uses the concept of the spectral G-index to set a standard for both correlated color temperature and amount of blue wavelength.
January 9, 2018 – Road Lighting Research for Drivers and Pedestrians – Admitting that the standards do not match the empirical realities.